78203510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1319}}^1$

素因数の和:1362

約数の個数: 72

約数和(自身を含む): 180124560

約数和(自身を除く): 101921050

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 121, 154, 242, 245, 385, 490, 539, 605, 770, 847, 1078, 1210, 1319, 1694, 2638, 2695, 4235, 5390, 5929, 6595, 8470, 9233, 11858, 13190, 14509, 18466, 29018, 29645, 46165, 59290, 64631, 72545, 92330, 101563, 129262, 145090, 159599, 203126, 319198, 323155, 507815, 646310, 710941, 797995, 1015630, 1117193, 1421882, 1595990, 2234386, 3554705, 5585965, 7109410, 7820351, 11171930, 15640702, 39101755, 78203510]

約数ペア:

[(1, 78203510), (2, 39101755), (5, 15640702), (7, 11171930), (10, 7820351), (11, 7109410), (14, 5585965), (22, 3554705), (35, 2234386), (49, 1595990), (55, 1421882), (70, 1117193), (77, 1015630), (98, 797995), (110, 710941), (121, 646310), (154, 507815), (242, 323155), (245, 319198), (385, 203126), (490, 159599), (539, 145090), (605, 129262), (770, 101563), (847, 92330), (1078, 72545), (1210, 64631), (1319, 59290), (1694, 46165), (2638, 29645), (2695, 29018), (4235, 18466), (5390, 14509), (5929, 13190), (6595, 11858), (8470, 9233)]