91256540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 195350400

約数和(自身を除く): 104093860

約数列:

[1, 2, 4, 5, 10, 20, 113, 149, 226, 271, 298, 452, 542, 565, 596, 745, 1084, 1130, 1355, 1490, 2260, 2710, 2980, 5420, 16837, 30623, 33674, 40379, 61246, 67348, 80758, 84185, 122492, 153115, 161516, 168370, 201895, 306230, 336740, 403790, 612460, 807580, 4562827, 9125654, 18251308, 22814135, 45628270, 91256540]

約数ペア:

[(1, 91256540), (2, 45628270), (4, 22814135), (5, 18251308), (10, 9125654), (20, 4562827), (113, 807580), (149, 612460), (226, 403790), (271, 336740), (298, 306230), (452, 201895), (542, 168370), (565, 161516), (596, 153115), (745, 122492), (1084, 84185), (1130, 80758), (1355, 67348), (1490, 61246), (2260, 40379), (2710, 33674), (2980, 30623), (5420, 16837)]