265425940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{6263}}^1$

素因数の和:6448

約数の個数: 48

約数和(自身を含む): 604050048

約数和(自身を除く): 338624108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 815, 1630, 2119, 3260, 4238, 6263, 8476, 10595, 12526, 21190, 25052, 31315, 42380, 62630, 81419, 125260, 162838, 325676, 407095, 814190, 1020869, 1628380, 2041738, 4083476, 5104345, 10208690, 13271297, 20417380, 26542594, 53085188, 66356485, 132712970, 265425940]

約数ペア:

[(1, 265425940), (2, 132712970), (4, 66356485), (5, 53085188), (10, 26542594), (13, 20417380), (20, 13271297), (26, 10208690), (52, 5104345), (65, 4083476), (130, 2041738), (163, 1628380), (260, 1020869), (326, 814190), (652, 407095), (815, 325676), (1630, 162838), (2119, 125260), (3260, 81419), (4238, 62630), (6263, 42380), (8476, 31315), (10595, 25052), (12526, 21190)]