65056040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{821}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 168082560

約数和(自身を除く): 103026520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 821, 1132, 1415, 1642, 1981, 2264, 2830, 3284, 3962, 4105, 5660, 5747, 6568, 7924, 8210, 9905, 11320, 11494, 15848, 16420, 19810, 22988, 28735, 32840, 39620, 45976, 57470, 79240, 114940, 229880, 232343, 464686, 929372, 1161715, 1626401, 1858744, 2323430, 3252802, 4646860, 6505604, 8132005, 9293720, 13011208, 16264010, 32528020, 65056040]

約数ペア:

[(1, 65056040), (2, 32528020), (4, 16264010), (5, 13011208), (7, 9293720), (8, 8132005), (10, 6505604), (14, 4646860), (20, 3252802), (28, 2323430), (35, 1858744), (40, 1626401), (56, 1161715), (70, 929372), (140, 464686), (280, 232343), (283, 229880), (566, 114940), (821, 79240), (1132, 57470), (1415, 45976), (1642, 39620), (1981, 32840), (2264, 28735), (2830, 22988), (3284, 19810), (3962, 16420), (4105, 15848), (5660, 11494), (5747, 11320), (6568, 9905), (7924, 8210)]