80258800

素因数分解:

$2^4\times 5^2\times {\mathrm{283}}^1\times {\mathrm{709}}^1$

素因数の和:1010

約数の個数: 60

約数和(自身を含む): 193776040

約数和(自身を除く): 113517240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 283, 400, 566, 709, 1132, 1415, 1418, 2264, 2830, 2836, 3545, 4528, 5660, 5672, 7075, 7090, 11320, 11344, 14150, 14180, 17725, 22640, 28300, 28360, 35450, 56600, 56720, 70900, 113200, 141800, 200647, 283600, 401294, 802588, 1003235, 1605176, 2006470, 3210352, 4012940, 5016175, 8025880, 10032350, 16051760, 20064700, 40129400, 80258800]

約数ペア:

[(1, 80258800), (2, 40129400), (4, 20064700), (5, 16051760), (8, 10032350), (10, 8025880), (16, 5016175), (20, 4012940), (25, 3210352), (40, 2006470), (50, 1605176), (80, 1003235), (100, 802588), (200, 401294), (283, 283600), (400, 200647), (566, 141800), (709, 113200), (1132, 70900), (1415, 56720), (1418, 56600), (2264, 35450), (2830, 28360), (2836, 28300), (3545, 22640), (4528, 17725), (5660, 14180), (5672, 14150), (7075, 11344), (7090, 11320)]