100203920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{23633}}^1$

素因数の和:23699

約数の個数: 40

約数和(自身を含む): 237379896

約数和(自身を除く): 137175976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 23633, 47266, 94532, 118165, 189064, 236330, 378128, 472660, 945320, 1252549, 1890640, 2505098, 5010196, 6262745, 10020392, 12525490, 20040784, 25050980, 50101960, 100203920]

約数ペア:

[(1, 100203920), (2, 50101960), (4, 25050980), (5, 20040784), (8, 12525490), (10, 10020392), (16, 6262745), (20, 5010196), (40, 2505098), (53, 1890640), (80, 1252549), (106, 945320), (212, 472660), (265, 378128), (424, 236330), (530, 189064), (848, 118165), (1060, 94532), (2120, 47266), (4240, 23633)]