25219520

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1557

約数の個数: 56

約数和(自身を含む): 61228224

約数和(自身を除く): 36008704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1487, 1696, 2120, 2974, 3392, 4240, 5948, 7435, 8480, 11896, 14870, 16960, 23792, 29740, 47584, 59480, 78811, 95168, 118960, 157622, 237920, 315244, 394055, 475840, 630488, 788110, 1260976, 1576220, 2521952, 3152440, 5043904, 6304880, 12609760, 25219520]

約数ペア:

[(1, 25219520), (2, 12609760), (4, 6304880), (5, 5043904), (8, 3152440), (10, 2521952), (16, 1576220), (20, 1260976), (32, 788110), (40, 630488), (53, 475840), (64, 394055), (80, 315244), (106, 237920), (160, 157622), (212, 118960), (265, 95168), (320, 78811), (424, 59480), (530, 47584), (848, 29740), (1060, 23792), (1487, 16960), (1696, 14870), (2120, 11896), (2974, 8480), (3392, 7435), (4240, 5948)]