31299060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40127}}^1$

素因数の和:40152

約数の個数: 48

約数和(自身を含む): 94381056

約数和(自身を除く): 63081996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 40127, 80254, 120381, 160508, 200635, 240762, 401270, 481524, 521651, 601905, 802540, 1043302, 1203810, 1564953, 2086604, 2407620, 2608255, 3129906, 5216510, 6259812, 7824765, 10433020, 15649530, 31299060]

約数ペア:

[(1, 31299060), (2, 15649530), (3, 10433020), (4, 7824765), (5, 6259812), (6, 5216510), (10, 3129906), (12, 2608255), (13, 2407620), (15, 2086604), (20, 1564953), (26, 1203810), (30, 1043302), (39, 802540), (52, 601905), (60, 521651), (65, 481524), (78, 401270), (130, 240762), (156, 200635), (195, 160508), (260, 120381), (390, 80254), (780, 40127)]