201630225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 344993792

約数和(自身を除く): 143363567

約数列:

[1, 3, 5, 15, 25, 43, 75, 103, 129, 215, 309, 515, 607, 645, 1075, 1545, 1821, 2575, 3035, 3225, 4429, 7725, 9105, 13287, 15175, 22145, 26101, 45525, 62521, 66435, 78303, 110725, 130505, 187563, 312605, 332175, 391515, 652525, 937815, 1563025, 1957575, 2688403, 4689075, 8065209, 13442015, 40326045, 67210075, 201630225]

約数ペア:

[(1, 201630225), (3, 67210075), (5, 40326045), (15, 13442015), (25, 8065209), (43, 4689075), (75, 2688403), (103, 1957575), (129, 1563025), (215, 937815), (309, 652525), (515, 391515), (607, 332175), (645, 312605), (1075, 187563), (1545, 130505), (1821, 110725), (2575, 78303), (3035, 66435), (3225, 62521), (4429, 45525), (7725, 26101), (9105, 22145), (13287, 15175)]