31142150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47911}}^1$

素因数の和:47936

約数の個数: 24

約数和(自身を含む): 62381424

約数和(自身を除く): 31239274

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 47911, 95822, 239555, 479110, 622843, 1197775, 1245686, 2395550, 3114215, 6228430, 15571075, 31142150]

約数ペア:

[(1, 31142150), (2, 15571075), (5, 6228430), (10, 3114215), (13, 2395550), (25, 1245686), (26, 1197775), (50, 622843), (65, 479110), (130, 239555), (325, 95822), (650, 47911)]