201101440

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1579}}^1$

素因数の和:1797

約数の個数: 64

約数和(自身を含む): 483480000

約数和(自身を除く): 282378560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1579, 1592, 1990, 3158, 3184, 3980, 6316, 6368, 7895, 7960, 12632, 12736, 15790, 15920, 25264, 25472, 31580, 31840, 50528, 63160, 63680, 101056, 126320, 127360, 202112, 252640, 314221, 505280, 628442, 1010560, 1256884, 1571105, 2513768, 3142210, 5027536, 6284420, 10055072, 12568840, 20110144, 25137680, 40220288, 50275360, 100550720, 201101440]

約数ペア:

[(1, 201101440), (2, 100550720), (4, 50275360), (5, 40220288), (8, 25137680), (10, 20110144), (16, 12568840), (20, 10055072), (32, 6284420), (40, 5027536), (64, 3142210), (80, 2513768), (128, 1571105), (160, 1256884), (199, 1010560), (320, 628442), (398, 505280), (640, 314221), (796, 252640), (995, 202112), (1579, 127360), (1592, 126320), (1990, 101056), (3158, 63680), (3184, 63160), (3980, 50528), (6316, 31840), (6368, 31580), (7895, 25472), (7960, 25264), (12632, 15920), (12736, 15790)]