31085600

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 216

約数和(自身を含む): 96626628

約数和(自身を除く): 65541028

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 61, 65, 70, 80, 91, 98, 100, 104, 112, 122, 130, 140, 160, 175, 182, 196, 200, 208, 224, 244, 245, 260, 280, 305, 325, 350, 364, 392, 400, 416, 427, 455, 488, 490, 520, 560, 610, 637, 650, 700, 728, 784, 793, 800, 854, 910, 976, 980, 1040, 1120, 1220, 1225, 1274, 1300, 1400, 1456, 1525, 1568, 1586, 1708, 1820, 1952, 1960, 2080, 2135, 2275, 2440, 2450, 2548, 2600, 2800, 2912, 2989, 3050, 3172, 3185, 3416, 3640, 3920, 3965, 4270, 4550, 4880, 4900, 5096, 5200, 5551, 5600, 5978, 6100, 6344, 6370, 6832, 7280, 7840, 7930, 8540, 9100, 9760, 9800, 10192, 10400, 10675, 11102, 11956, 12200, 12688, 12740, 13664, 14560, 14945, 15860, 15925, 17080, 18200, 19600, 19825, 20384, 21350, 22204, 23912, 24400, 25376, 25480, 27755, 29890, 31720, 31850, 34160, 36400, 38857, 39200, 39650, 42700, 44408, 47824, 48800, 50960, 55510, 59780, 63440, 63700, 68320, 72800, 74725, 77714, 79300, 85400, 88816, 95648, 101920, 111020, 119560, 126880, 127400, 138775, 149450, 155428, 158600, 170800, 177632, 194285, 222040, 239120, 254800, 277550, 298900, 310856, 317200, 341600, 388570, 444080, 478240, 509600, 555100, 597800, 621712, 634400, 777140, 888160, 971425, 1110200, 1195600, 1243424, 1554280, 1942850, 2220400, 2391200, 3108560, 3885700, 4440800, 6217120, 7771400, 15542800, 31085600]

約数ペア:

[(1, 31085600), (2, 15542800), (4, 7771400), (5, 6217120), (7, 4440800), (8, 3885700), (10, 3108560), (13, 2391200), (14, 2220400), (16, 1942850), (20, 1554280), (25, 1243424), (26, 1195600), (28, 1110200), (32, 971425), (35, 888160), (40, 777140), (49, 634400), (50, 621712), (52, 597800), (56, 555100), (61, 509600), (65, 478240), (70, 444080), (80, 388570), (91, 341600), (98, 317200), (100, 310856), (104, 298900), (112, 277550), (122, 254800), (130, 239120), (140, 222040), (160, 194285), (175, 177632), (182, 170800), (196, 158600), (200, 155428), (208, 149450), (224, 138775), (244, 127400), (245, 126880), (260, 119560), (280, 111020), (305, 101920), (325, 95648), (350, 88816), (364, 85400), (392, 79300), (400, 77714), (416, 74725), (427, 72800), (455, 68320), (488, 63700), (490, 63440), (520, 59780), (560, 55510), (610, 50960), (637, 48800), (650, 47824), (700, 44408), (728, 42700), (784, 39650), (793, 39200), (800, 38857), (854, 36400), (910, 34160), (976, 31850), (980, 31720), (1040, 29890), (1120, 27755), (1220, 25480), (1225, 25376), (1274, 24400), (1300, 23912), (1400, 22204), (1456, 21350), (1525, 20384), (1568, 19825), (1586, 19600), (1708, 18200), (1820, 17080), (1952, 15925), (1960, 15860), (2080, 14945), (2135, 14560), (2275, 13664), (2440, 12740), (2450, 12688), (2548, 12200), (2600, 11956), (2800, 11102), (2912, 10675), (2989, 10400), (3050, 10192), (3172, 9800), (3185, 9760), (3416, 9100), (3640, 8540), (3920, 7930), (3965, 7840), (4270, 7280), (4550, 6832), (4880, 6370), (4900, 6344), (5096, 6100), (5200, 5978), (5551, 5600)]