25457440

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1487}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 60746112

約数和(自身を除く): 35288672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1487, 1712, 2140, 2974, 3424, 4280, 5948, 7435, 8560, 11896, 14870, 17120, 23792, 29740, 47584, 59480, 118960, 159109, 237920, 318218, 636436, 795545, 1272872, 1591090, 2545744, 3182180, 5091488, 6364360, 12728720, 25457440]

約数ペア:

[(1, 25457440), (2, 12728720), (4, 6364360), (5, 5091488), (8, 3182180), (10, 2545744), (16, 1591090), (20, 1272872), (32, 795545), (40, 636436), (80, 318218), (107, 237920), (160, 159109), (214, 118960), (428, 59480), (535, 47584), (856, 29740), (1070, 23792), (1487, 17120), (1712, 14870), (2140, 11896), (2974, 8560), (3424, 7435), (4280, 5948)]