26115020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 57485568

約数和(自身を除く): 31370548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 577, 620, 730, 1154, 1460, 2263, 2308, 2885, 4526, 5770, 9052, 11315, 11540, 17887, 22630, 35774, 42121, 45260, 71548, 84242, 89435, 168484, 178870, 210605, 357740, 421210, 842420, 1305751, 2611502, 5223004, 6528755, 13057510, 26115020]

約数ペア:

[(1, 26115020), (2, 13057510), (4, 6528755), (5, 5223004), (10, 2611502), (20, 1305751), (31, 842420), (62, 421210), (73, 357740), (124, 210605), (146, 178870), (155, 168484), (292, 89435), (310, 84242), (365, 71548), (577, 45260), (620, 42121), (730, 35774), (1154, 22630), (1460, 17887), (2263, 11540), (2308, 11315), (2885, 9052), (4526, 5770)]