87270525

素因数分解:

$3^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1390

約数の個数: 36

約数和(自身を含む): 156865332

約数和(自身を除く): 69594807

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 397, 977, 1191, 1985, 2931, 3573, 4885, 5955, 8793, 9925, 14655, 17865, 24425, 29775, 43965, 73275, 89325, 219825, 387869, 1163607, 1939345, 3490821, 5818035, 9696725, 17454105, 29090175, 87270525]

約数ペア:

[(1, 87270525), (3, 29090175), (5, 17454105), (9, 9696725), (15, 5818035), (25, 3490821), (45, 1939345), (75, 1163607), (225, 387869), (397, 219825), (977, 89325), (1191, 73275), (1985, 43965), (2931, 29775), (3573, 24425), (4885, 17865), (5955, 14655), (8793, 9925)]