328001360

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{24551}}^1$

素因数の和:24731

約数の個数: 40

約数和(自身を含む): 767200896

約数和(自身を除く): 439199536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 24551, 49102, 98204, 122755, 196408, 245510, 392816, 491020, 982040, 1964080, 4100017, 8200034, 16400068, 20500085, 32800136, 41000170, 65600272, 82000340, 164000680, 328001360]

約数ペア:

[(1, 328001360), (2, 164000680), (4, 82000340), (5, 65600272), (8, 41000170), (10, 32800136), (16, 20500085), (20, 16400068), (40, 8200034), (80, 4100017), (167, 1964080), (334, 982040), (668, 491020), (835, 392816), (1336, 245510), (1670, 196408), (2672, 122755), (3340, 98204), (6680, 49102), (13360, 24551)]