63955840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7687}}^1$

素因数の和:7719

約数の個数: 64

約数和(自身を含む): 164676960

約数和(自身を除く): 100721120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 7687, 8320, 15374, 30748, 38435, 61496, 76870, 99931, 122992, 153740, 199862, 245984, 307480, 399724, 491968, 499655, 614960, 799448, 983936, 999310, 1229920, 1598896, 1998620, 2459840, 3197792, 3997240, 4919680, 6395584, 7994480, 12791168, 15988960, 31977920, 63955840]

約数ペア:

[(1, 63955840), (2, 31977920), (4, 15988960), (5, 12791168), (8, 7994480), (10, 6395584), (13, 4919680), (16, 3997240), (20, 3197792), (26, 2459840), (32, 1998620), (40, 1598896), (52, 1229920), (64, 999310), (65, 983936), (80, 799448), (104, 614960), (128, 499655), (130, 491968), (160, 399724), (208, 307480), (260, 245984), (320, 199862), (416, 153740), (520, 122992), (640, 99931), (832, 76870), (1040, 61496), (1664, 38435), (2080, 30748), (4160, 15374), (7687, 8320)]