31274490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80191}}^1$

素因数の和:80214

約数の個数: 32

約数和(自身を含む): 80833536

約数和(自身を除く): 49559046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80191, 160382, 240573, 400955, 481146, 801910, 1042483, 1202865, 2084966, 2405730, 3127449, 5212415, 6254898, 10424830, 15637245, 31274490]

約数ペア:

[(1, 31274490), (2, 15637245), (3, 10424830), (5, 6254898), (6, 5212415), (10, 3127449), (13, 2405730), (15, 2084966), (26, 1202865), (30, 1042483), (39, 801910), (65, 481146), (78, 400955), (130, 240573), (195, 160382), (390, 80191)]