201445915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 272341440

約数和(自身を除く): 70895525

約数列:

[1, 5, 11, 41, 55, 157, 205, 451, 569, 785, 1727, 2255, 2845, 6259, 6437, 8635, 23329, 31295, 32185, 70807, 89333, 116645, 256619, 354035, 446665, 982663, 1283095, 3662653, 4913315, 18313265, 40289183, 201445915]

約数ペア:

[(1, 201445915), (5, 40289183), (11, 18313265), (41, 4913315), (55, 3662653), (157, 1283095), (205, 982663), (451, 446665), (569, 354035), (785, 256619), (1727, 116645), (2255, 89333), (2845, 70807), (6259, 32185), (6437, 31295), (8635, 23329)]