814677760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 2121132384

約数和(自身を除く): 1306454624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 173, 208, 256, 260, 283, 320, 346, 416, 520, 566, 640, 692, 832, 865, 1040, 1132, 1280, 1384, 1415, 1664, 1730, 2080, 2249, 2264, 2768, 2830, 3328, 3460, 3679, 4160, 4498, 4528, 5536, 5660, 6920, 7358, 8320, 8996, 9056, 11072, 11245, 11320, 13840, 14716, 16640, 17992, 18112, 18395, 22144, 22490, 22640, 27680, 29432, 35984, 36224, 36790, 44288, 44980, 45280, 48959, 55360, 58864, 71968, 72448, 73580, 89960, 90560, 97918, 110720, 117728, 143936, 147160, 179920, 181120, 195836, 221440, 235456, 244795, 287872, 294320, 359840, 362240, 391672, 470912, 489590, 575744, 588640, 636467, 719680, 783344, 941824, 979180, 1177280, 1272934, 1439360, 1566688, 1958360, 2354560, 2545868, 2878720, 3133376, 3182335, 3916720, 4709120, 5091736, 6266752, 6364670, 7833440, 10183472, 12533504, 12729340, 15666880, 20366944, 25458680, 31333760, 40733888, 50917360, 62667520, 81467776, 101834720, 162935552, 203669440, 407338880, 814677760]

約数ペア:

[(1, 814677760), (2, 407338880), (4, 203669440), (5, 162935552), (8, 101834720), (10, 81467776), (13, 62667520), (16, 50917360), (20, 40733888), (26, 31333760), (32, 25458680), (40, 20366944), (52, 15666880), (64, 12729340), (65, 12533504), (80, 10183472), (104, 7833440), (128, 6364670), (130, 6266752), (160, 5091736), (173, 4709120), (208, 3916720), (256, 3182335), (260, 3133376), (283, 2878720), (320, 2545868), (346, 2354560), (416, 1958360), (520, 1566688), (566, 1439360), (640, 1272934), (692, 1177280), (832, 979180), (865, 941824), (1040, 783344), (1132, 719680), (1280, 636467), (1384, 588640), (1415, 575744), (1664, 489590), (1730, 470912), (2080, 391672), (2249, 362240), (2264, 359840), (2768, 294320), (2830, 287872), (3328, 244795), (3460, 235456), (3679, 221440), (4160, 195836), (4498, 181120), (4528, 179920), (5536, 147160), (5660, 143936), (6920, 117728), (7358, 110720), (8320, 97918), (8996, 90560), (9056, 89960), (11072, 73580), (11245, 72448), (11320, 71968), (13840, 58864), (14716, 55360), (16640, 48959), (17992, 45280), (18112, 44980), (18395, 44288), (22144, 36790), (22490, 36224), (22640, 35984), (27680, 29432)]