225892575

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 424097856

約数和(自身を除く): 198205281

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 47, 75, 123, 141, 205, 225, 235, 369, 423, 521, 615, 705, 1025, 1175, 1563, 1845, 1927, 2115, 2605, 3075, 3525, 4689, 5781, 7815, 9225, 9635, 10575, 13025, 17343, 21361, 23445, 24487, 28905, 39075, 48175, 64083, 73461, 86715, 106805, 117225, 122435, 144525, 192249, 220383, 320415, 367305, 433575, 534025, 612175, 961245, 1003967, 1101915, 1602075, 1836525, 3011901, 4806225, 5019835, 5509575, 9035703, 15059505, 25099175, 45178515, 75297525, 225892575]

約数ペア:

[(1, 225892575), (3, 75297525), (5, 45178515), (9, 25099175), (15, 15059505), (25, 9035703), (41, 5509575), (45, 5019835), (47, 4806225), (75, 3011901), (123, 1836525), (141, 1602075), (205, 1101915), (225, 1003967), (235, 961245), (369, 612175), (423, 534025), (521, 433575), (615, 367305), (705, 320415), (1025, 220383), (1175, 192249), (1563, 144525), (1845, 122435), (1927, 117225), (2115, 106805), (2605, 86715), (3075, 73461), (3525, 64083), (4689, 48175), (5781, 39075), (7815, 28905), (9225, 24487), (9635, 23445), (10575, 21361), (13025, 17343)]