86439560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 207094320

約数和(自身を除く): 120654760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 317, 340, 401, 634, 680, 802, 1268, 1585, 1604, 2005, 2536, 3170, 3208, 4010, 5389, 6340, 6817, 8020, 10778, 12680, 13634, 16040, 21556, 26945, 27268, 34085, 43112, 53890, 54536, 68170, 107780, 127117, 136340, 215560, 254234, 272680, 508468, 635585, 1016936, 1271170, 2160989, 2542340, 4321978, 5084680, 8643956, 10804945, 17287912, 21609890, 43219780, 86439560]

約数ペア:

[(1, 86439560), (2, 43219780), (4, 21609890), (5, 17287912), (8, 10804945), (10, 8643956), (17, 5084680), (20, 4321978), (34, 2542340), (40, 2160989), (68, 1271170), (85, 1016936), (136, 635585), (170, 508468), (317, 272680), (340, 254234), (401, 215560), (634, 136340), (680, 127117), (802, 107780), (1268, 68170), (1585, 54536), (1604, 53890), (2005, 43112), (2536, 34085), (3170, 27268), (3208, 26945), (4010, 21556), (5389, 16040), (6340, 13634), (6817, 12680), (8020, 10778)]