157465475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 219360960

約数和(自身を除く): 61895485

約数列:

[1, 5, 17, 23, 25, 85, 89, 115, 181, 391, 425, 445, 575, 905, 1513, 1955, 2047, 2225, 3077, 4163, 4525, 7565, 9775, 10235, 15385, 16109, 20815, 34799, 37825, 51175, 70771, 76925, 80545, 104075, 173995, 273853, 353855, 370507, 402725, 869975, 1369265, 1769275, 1852535, 6298619, 6846325, 9262675, 31493095, 157465475]

約数ペア:

[(1, 157465475), (5, 31493095), (17, 9262675), (23, 6846325), (25, 6298619), (85, 1852535), (89, 1769275), (115, 1369265), (181, 869975), (391, 402725), (425, 370507), (445, 353855), (575, 273853), (905, 173995), (1513, 104075), (1955, 80545), (2047, 76925), (2225, 70771), (3077, 51175), (4163, 37825), (4525, 34799), (7565, 20815), (9775, 16109), (10235, 15385)]