100550720

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1579}}^1$

素因数の和:1795

約数の個数: 56

約数和(自身を含む): 240792000

約数和(自身を除く): 140241280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1579, 1592, 1990, 3158, 3184, 3980, 6316, 6368, 7895, 7960, 12632, 12736, 15790, 15920, 25264, 31580, 31840, 50528, 63160, 63680, 101056, 126320, 252640, 314221, 505280, 628442, 1256884, 1571105, 2513768, 3142210, 5027536, 6284420, 10055072, 12568840, 20110144, 25137680, 50275360, 100550720]

約数ペア:

[(1, 100550720), (2, 50275360), (4, 25137680), (5, 20110144), (8, 12568840), (10, 10055072), (16, 6284420), (20, 5027536), (32, 3142210), (40, 2513768), (64, 1571105), (80, 1256884), (160, 628442), (199, 505280), (320, 314221), (398, 252640), (796, 126320), (995, 101056), (1579, 63680), (1592, 63160), (1990, 50528), (3158, 31840), (3184, 31580), (3980, 25264), (6316, 15920), (6368, 15790), (7895, 12736), (7960, 12632)]