67780400

素因数分解:

$2^4\times 5^2\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:966

約数の個数: 60

約数和(自身を含む): 163754400

約数和(自身を除く): 95974000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 239, 400, 478, 709, 956, 1195, 1418, 1912, 2390, 2836, 3545, 3824, 4780, 5672, 5975, 7090, 9560, 11344, 11950, 14180, 17725, 19120, 23900, 28360, 35450, 47800, 56720, 70900, 95600, 141800, 169451, 283600, 338902, 677804, 847255, 1355608, 1694510, 2711216, 3389020, 4236275, 6778040, 8472550, 13556080, 16945100, 33890200, 67780400]

約数ペア:

[(1, 67780400), (2, 33890200), (4, 16945100), (5, 13556080), (8, 8472550), (10, 6778040), (16, 4236275), (20, 3389020), (25, 2711216), (40, 1694510), (50, 1355608), (80, 847255), (100, 677804), (200, 338902), (239, 283600), (400, 169451), (478, 141800), (709, 95600), (956, 70900), (1195, 56720), (1418, 47800), (1912, 35450), (2390, 28360), (2836, 23900), (3545, 19120), (3824, 17725), (4780, 14180), (5672, 11950), (5975, 11344), (7090, 9560)]