89883325

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 133920000

約数和(自身を除く): 44036675

約数列:

[1, 5, 7, 25, 29, 35, 89, 145, 175, 199, 203, 445, 623, 725, 995, 1015, 1393, 2225, 2581, 3115, 4975, 5075, 5771, 6965, 12905, 15575, 17711, 18067, 28855, 34825, 40397, 64525, 88555, 90335, 123977, 144275, 201985, 442775, 451675, 513619, 619885, 1009925, 2568095, 3099425, 3595333, 12840475, 17976665, 89883325]

約数ペア:

[(1, 89883325), (5, 17976665), (7, 12840475), (25, 3595333), (29, 3099425), (35, 2568095), (89, 1009925), (145, 619885), (175, 513619), (199, 451675), (203, 442775), (445, 201985), (623, 144275), (725, 123977), (995, 90335), (1015, 88555), (1393, 64525), (2225, 40397), (2581, 34825), (3115, 28855), (4975, 18067), (5075, 17711), (5771, 15575), (6965, 12905)]