25029560

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2309}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 56548800

約数和(自身を除く): 31519240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2309, 2710, 4618, 5420, 9236, 10840, 11545, 18472, 23090, 46180, 92360, 625739, 1251478, 2502956, 3128695, 5005912, 6257390, 12514780, 25029560]

約数ペア:

[(1, 25029560), (2, 12514780), (4, 6257390), (5, 5005912), (8, 3128695), (10, 2502956), (20, 1251478), (40, 625739), (271, 92360), (542, 46180), (1084, 23090), (1355, 18472), (2168, 11545), (2309, 10840), (2710, 9236), (4618, 5420)]