84239480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{161999}}^1$

素因数の和:162023

約数の個数: 32

約数和(自身を含む): 204120000

約数和(自身を除く): 119880520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 161999, 323998, 647996, 809995, 1295992, 1619990, 2105987, 3239980, 4211974, 6479960, 8423948, 10529935, 16847896, 21059870, 42119740, 84239480]

約数ペア:

[(1, 84239480), (2, 42119740), (4, 21059870), (5, 16847896), (8, 10529935), (10, 8423948), (13, 6479960), (20, 4211974), (26, 3239980), (40, 2105987), (52, 1619990), (65, 1295992), (104, 809995), (130, 647996), (260, 323998), (520, 161999)]