100805918960

素因数分解:

$2^4\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{781199}}^1$

素因数の和:782825

約数の個数: 40

約数和(自身を含む): 234519364800

約数和(自身を除く): 133713445840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1613, 3226, 6452, 8065, 12904, 16130, 25808, 32260, 64520, 129040, 781199, 1562398, 3124796, 3905995, 6249592, 7811990, 12499184, 15623980, 31247960, 62495920, 1260073987, 2520147974, 5040295948, 6300369935, 10080591896, 12600739870, 20161183792, 25201479740, 50402959480, 100805918960]

約数ペア:

[(1, 100805918960), (2, 50402959480), (4, 25201479740), (5, 20161183792), (8, 12600739870), (10, 10080591896), (16, 6300369935), (20, 5040295948), (40, 2520147974), (80, 1260073987), (1613, 62495920), (3226, 31247960), (6452, 15623980), (8065, 12499184), (12904, 7811990), (16130, 6249592), (25808, 3905995), (32260, 3124796), (64520, 1562398), (129040, 781199)]