84859840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20399}}^1$

素因数の和:20429

約数の個数: 56

約数和(自身を含む): 217627200

約数和(自身を除く): 132767360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20399, 40798, 81596, 101995, 163192, 203990, 265187, 326384, 407980, 530374, 652768, 815960, 1060748, 1305536, 1325935, 1631920, 2121496, 2651870, 3263840, 4242992, 5303740, 6527680, 8485984, 10607480, 16971968, 21214960, 42429920, 84859840]

約数ペア:

[(1, 84859840), (2, 42429920), (4, 21214960), (5, 16971968), (8, 10607480), (10, 8485984), (13, 6527680), (16, 5303740), (20, 4242992), (26, 3263840), (32, 2651870), (40, 2121496), (52, 1631920), (64, 1325935), (65, 1305536), (80, 1060748), (104, 815960), (130, 652768), (160, 530374), (208, 407980), (260, 326384), (320, 265187), (416, 203990), (520, 163192), (832, 101995), (1040, 81596), (2080, 40798), (4160, 20399)]