69734920

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1721}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 157149720

約数和(自身を除く): 87414800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 1721, 2026, 3442, 4052, 5065, 6884, 8104, 8605, 10130, 13768, 17210, 20260, 34420, 40520, 68840, 1743373, 3486746, 6973492, 8716865, 13946984, 17433730, 34867460, 69734920]

約数ペア:

[(1, 69734920), (2, 34867460), (4, 17433730), (5, 13946984), (8, 8716865), (10, 6973492), (20, 3486746), (40, 1743373), (1013, 68840), (1721, 40520), (2026, 34420), (3442, 20260), (4052, 17210), (5065, 13768), (6884, 10130), (8104, 8605)]