8246800

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 60

約数和(自身を含む): 20238660

約数和(自身を除く): 11991860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 389, 400, 424, 530, 778, 848, 1060, 1325, 1556, 1945, 2120, 2650, 3112, 3890, 4240, 5300, 6224, 7780, 9725, 10600, 15560, 19450, 20617, 21200, 31120, 38900, 41234, 77800, 82468, 103085, 155600, 164936, 206170, 329872, 412340, 515425, 824680, 1030850, 1649360, 2061700, 4123400, 8246800]

約数ペア:

[(1, 8246800), (2, 4123400), (4, 2061700), (5, 1649360), (8, 1030850), (10, 824680), (16, 515425), (20, 412340), (25, 329872), (40, 206170), (50, 164936), (53, 155600), (80, 103085), (100, 82468), (106, 77800), (200, 41234), (212, 38900), (265, 31120), (389, 21200), (400, 20617), (424, 19450), (530, 15560), (778, 10600), (848, 9725), (1060, 7780), (1325, 6224), (1556, 5300), (1945, 4240), (2120, 3890), (2650, 3112)]