25386580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 29771180

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 113, 188, 226, 235, 239, 452, 470, 478, 565, 940, 956, 1130, 1195, 2260, 2390, 4780, 5311, 10622, 11233, 21244, 22466, 26555, 27007, 44932, 53110, 54014, 56165, 106220, 108028, 112330, 135035, 224660, 270070, 540140, 1269329, 2538658, 5077316, 6346645, 12693290, 25386580]

約数ペア:

[(1, 25386580), (2, 12693290), (4, 6346645), (5, 5077316), (10, 2538658), (20, 1269329), (47, 540140), (94, 270070), (113, 224660), (188, 135035), (226, 112330), (235, 108028), (239, 106220), (452, 56165), (470, 54014), (478, 53110), (565, 44932), (940, 27007), (956, 26555), (1130, 22466), (1195, 21244), (2260, 11233), (2390, 10622), (4780, 5311)]