64880456072

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{418843}}^1$

素因数の和:418950

約数の個数: 48

約数和(自身を含む): 131156810160

約数和(自身を除く): 66276354088

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 289, 536, 578, 1139, 1156, 2278, 2312, 4556, 9112, 19363, 38726, 77452, 154904, 418843, 837686, 1675372, 3350744, 7120331, 14240662, 28062481, 28481324, 56124962, 56962648, 112249924, 121045627, 224499848, 242091254, 477062177, 484182508, 954124354, 968365016, 1908248708, 3816497416, 8110057009, 16220114018, 32440228036, 64880456072]

約数ペア:

[(1, 64880456072), (2, 32440228036), (4, 16220114018), (8, 8110057009), (17, 3816497416), (34, 1908248708), (67, 968365016), (68, 954124354), (134, 484182508), (136, 477062177), (268, 242091254), (289, 224499848), (536, 121045627), (578, 112249924), (1139, 56962648), (1156, 56124962), (2278, 28481324), (2312, 28062481), (4556, 14240662), (9112, 7120331), (19363, 3350744), (38726, 1675372), (77452, 837686), (154904, 418843)]