65712778880

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{48731}}^1$

素因数の和:48807

約数の個数: 192

約数和(自身を含む): 186996379680

約数和(自身を除く): 121283600800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 98, 112, 128, 140, 160, 172, 196, 215, 224, 245, 280, 301, 320, 344, 392, 430, 448, 490, 560, 602, 640, 688, 784, 860, 896, 980, 1120, 1204, 1376, 1505, 1568, 1720, 1960, 2107, 2240, 2408, 2752, 3010, 3136, 3440, 3920, 4214, 4480, 4816, 5504, 6020, 6272, 6880, 7840, 8428, 9632, 10535, 12040, 13760, 15680, 16856, 19264, 21070, 24080, 27520, 31360, 33712, 38528, 42140, 48160, 48731, 67424, 84280, 96320, 97462, 134848, 168560, 192640, 194924, 243655, 269696, 337120, 341117, 389848, 487310, 674240, 682234, 779696, 974620, 1348480, 1364468, 1559392, 1705585, 1949240, 2095433, 2387819, 2728936, 3118784, 3411170, 3898480, 4190866, 4775638, 5457872, 6237568, 6822340, 7796960, 8381732, 9551276, 10477165, 10915744, 11939095, 13644680, 14668031, 15593920, 16763464, 19102552, 20954330, 21831488, 23878190, 27289360, 29336062, 31187840, 33526928, 38205104, 41908660, 43662976, 47756380, 54578720, 58672124, 67053856, 73340155, 76410208, 83817320, 95512760, 102676217, 109157440, 117344248, 134107712, 146680310, 152820416, 167634640, 191025520, 205352434, 218314880, 234688496, 268215424, 293360620, 305640832, 335269280, 382051040, 410704868, 469376992, 513381085, 586721240, 670538560, 764102080, 821409736, 938753984, 1026762170, 1173442480, 1341077120, 1528204160, 1642819472, 1877507968, 2053524340, 2346884960, 3285638944, 4107048680, 4693769920, 6571277888, 8214097360, 9387539840, 13142555776, 16428194720, 32856389440, 65712778880]

約数ペア:

[(1, 65712778880), (2, 32856389440), (4, 16428194720), (5, 13142555776), (7, 9387539840), (8, 8214097360), (10, 6571277888), (14, 4693769920), (16, 4107048680), (20, 3285638944), (28, 2346884960), (32, 2053524340), (35, 1877507968), (40, 1642819472), (43, 1528204160), (49, 1341077120), (56, 1173442480), (64, 1026762170), (70, 938753984), (80, 821409736), (86, 764102080), (98, 670538560), (112, 586721240), (128, 513381085), (140, 469376992), (160, 410704868), (172, 382051040), (196, 335269280), (215, 305640832), (224, 293360620), (245, 268215424), (280, 234688496), (301, 218314880), (320, 205352434), (344, 191025520), (392, 167634640), (430, 152820416), (448, 146680310), (490, 134107712), (560, 117344248), (602, 109157440), (640, 102676217), (688, 95512760), (784, 83817320), (860, 76410208), (896, 73340155), (980, 67053856), (1120, 58672124), (1204, 54578720), (1376, 47756380), (1505, 43662976), (1568, 41908660), (1720, 38205104), (1960, 33526928), (2107, 31187840), (2240, 29336062), (2408, 27289360), (2752, 23878190), (3010, 21831488), (3136, 20954330), (3440, 19102552), (3920, 16763464), (4214, 15593920), (4480, 14668031), (4816, 13644680), (5504, 11939095), (6020, 10915744), (6272, 10477165), (6880, 9551276), (7840, 8381732), (8428, 7796960), (9632, 6822340), (10535, 6237568), (12040, 5457872), (13760, 4775638), (15680, 4190866), (16856, 3898480), (19264, 3411170), (21070, 3118784), (24080, 2728936), (27520, 2387819), (31360, 2095433), (33712, 1949240), (38528, 1705585), (42140, 1559392), (48160, 1364468), (48731, 1348480), (67424, 974620), (84280, 779696), (96320, 682234), (97462, 674240), (134848, 487310), (168560, 389848), (192640, 341117), (194924, 337120), (243655, 269696)]