31411250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1933}}^1$

素因数の和:1968

約数の個数: 40

約数和(自身を含む): 63439068

約数和(自身を除く): 32027818

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 1933, 3250, 3866, 8125, 9665, 16250, 19330, 25129, 48325, 50258, 96650, 125645, 241625, 251290, 483250, 628225, 1208125, 1256450, 2416250, 3141125, 6282250, 15705625, 31411250]

約数ペア:

[(1, 31411250), (2, 15705625), (5, 6282250), (10, 3141125), (13, 2416250), (25, 1256450), (26, 1208125), (50, 628225), (65, 483250), (125, 251290), (130, 241625), (250, 125645), (325, 96650), (625, 50258), (650, 48325), (1250, 25129), (1625, 19330), (1933, 16250), (3250, 9665), (3866, 8125)]