83928640

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6397}}^1$

素因数の和:6455

約数の個数: 56

約数和(自身を含む): 204761592

約数和(自身を除く): 120832952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6397, 6560, 12794, 13120, 25588, 31985, 51176, 63970, 102352, 127940, 204704, 255880, 262277, 409408, 511760, 524554, 1023520, 1049108, 1311385, 2047040, 2098216, 2622770, 4196432, 5245540, 8392864, 10491080, 16785728, 20982160, 41964320, 83928640]

約数ペア:

[(1, 83928640), (2, 41964320), (4, 20982160), (5, 16785728), (8, 10491080), (10, 8392864), (16, 5245540), (20, 4196432), (32, 2622770), (40, 2098216), (41, 2047040), (64, 1311385), (80, 1049108), (82, 1023520), (160, 524554), (164, 511760), (205, 409408), (320, 262277), (328, 255880), (410, 204704), (656, 127940), (820, 102352), (1312, 63970), (1640, 51176), (2624, 31985), (3280, 25588), (6397, 13120), (6560, 12794)]