199874480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{192187}}^1$

素因数の和:192213

約数の個数: 40

約数和(自身を含む): 500457552

約数和(自身を除く): 300583072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 192187, 384374, 768748, 960935, 1537496, 1921870, 2498431, 3074992, 3843740, 4996862, 7687480, 9993724, 12492155, 15374960, 19987448, 24984310, 39974896, 49968620, 99937240, 199874480]

約数ペア:

[(1, 199874480), (2, 99937240), (4, 49968620), (5, 39974896), (8, 24984310), (10, 19987448), (13, 15374960), (16, 12492155), (20, 9993724), (26, 7687480), (40, 4996862), (52, 3843740), (65, 3074992), (80, 2498431), (104, 1921870), (130, 1537496), (208, 960935), (260, 768748), (520, 384374), (1040, 192187)]