28360125

素因数分解:

$3^4\times 5^3\times {\mathrm{2801}}^1$

素因数の和:2828

約数の個数: 40

約数和(自身を含む): 52890552

約数和(自身を除く): 24530427

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 2801, 3375, 8403, 10125, 14005, 25209, 42015, 70025, 75627, 126045, 210075, 226881, 350125, 378135, 630225, 1050375, 1134405, 1890675, 3151125, 5672025, 9453375, 28360125]

約数ペア:

[(1, 28360125), (3, 9453375), (5, 5672025), (9, 3151125), (15, 1890675), (25, 1134405), (27, 1050375), (45, 630225), (75, 378135), (81, 350125), (125, 226881), (135, 210075), (225, 126045), (375, 75627), (405, 70025), (675, 42015), (1125, 25209), (2025, 14005), (2801, 10125), (3375, 8403)]