25025880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18959}}^1$

素因数の和:18984

約数の個数: 64

約数和(自身を含む): 81907200

約数和(自身を除く): 56881320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 18959, 37918, 56877, 75836, 94795, 113754, 151672, 189590, 208549, 227508, 284385, 379180, 417098, 455016, 568770, 625647, 758360, 834196, 1042745, 1137540, 1251294, 1668392, 2085490, 2275080, 2502588, 3128235, 4170980, 5005176, 6256470, 8341960, 12512940, 25025880]

約数ペア:

[(1, 25025880), (2, 12512940), (3, 8341960), (4, 6256470), (5, 5005176), (6, 4170980), (8, 3128235), (10, 2502588), (11, 2275080), (12, 2085490), (15, 1668392), (20, 1251294), (22, 1137540), (24, 1042745), (30, 834196), (33, 758360), (40, 625647), (44, 568770), (55, 455016), (60, 417098), (66, 379180), (88, 284385), (110, 227508), (120, 208549), (132, 189590), (165, 151672), (220, 113754), (264, 94795), (330, 75836), (440, 56877), (660, 37918), (1320, 18959)]