200628740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3917}}^1$

素因数の和:4136

約数の個数: 48

約数和(自身を含む): 456149232

約数和(自身を除く): 255520492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3917, 3940, 5122, 7834, 10244, 12805, 15668, 19585, 25610, 39170, 50921, 51220, 78340, 101842, 203684, 254605, 509210, 771649, 1018420, 1543298, 3086596, 3858245, 7716490, 10031437, 15432980, 20062874, 40125748, 50157185, 100314370, 200628740]

約数ペア:

[(1, 200628740), (2, 100314370), (4, 50157185), (5, 40125748), (10, 20062874), (13, 15432980), (20, 10031437), (26, 7716490), (52, 3858245), (65, 3086596), (130, 1543298), (197, 1018420), (260, 771649), (394, 509210), (788, 254605), (985, 203684), (1970, 101842), (2561, 78340), (3917, 51220), (3940, 50921), (5122, 39170), (7834, 25610), (10244, 19585), (12805, 15668)]