253442020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{33613}}^1$

素因数の和:33664

約数の個数: 48

約数和(自身を含む): 592950960

約数和(自身を除く): 339508940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 33613, 67226, 134452, 168065, 336130, 436969, 672260, 873938, 974777, 1747876, 1949554, 2184845, 3899108, 4369690, 4873885, 8739380, 9747770, 12672101, 19495540, 25344202, 50688404, 63360505, 126721010, 253442020]

約数ペア:

[(1, 253442020), (2, 126721010), (4, 63360505), (5, 50688404), (10, 25344202), (13, 19495540), (20, 12672101), (26, 9747770), (29, 8739380), (52, 4873885), (58, 4369690), (65, 3899108), (116, 2184845), (130, 1949554), (145, 1747876), (260, 974777), (290, 873938), (377, 672260), (580, 436969), (754, 336130), (1508, 168065), (1885, 134452), (3770, 67226), (7540, 33613)]