155230575

素因数分解:

$3^1\times 5^2\times {\mathrm{821}}^1\times {\mathrm{2521}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 257062416

約数和(自身を除く): 101831841

約数列:

[1, 3, 5, 15, 25, 75, 821, 2463, 2521, 4105, 7563, 12315, 12605, 20525, 37815, 61575, 63025, 189075, 2069741, 6209223, 10348705, 31046115, 51743525, 155230575]

約数ペア:

[(1, 155230575), (3, 51743525), (5, 31046115), (15, 10348705), (25, 6209223), (75, 2069741), (821, 189075), (2463, 63025), (2521, 61575), (4105, 37815), (7563, 20525), (12315, 12605)]