260125160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1381}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 622397520

約数和(自身を除く): 362272360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 277, 340, 554, 680, 1108, 1381, 1385, 2216, 2762, 2770, 4709, 5524, 5540, 6905, 9418, 11048, 11080, 13810, 18836, 23477, 23545, 27620, 37672, 46954, 47090, 55240, 93908, 94180, 117385, 187816, 188360, 234770, 382537, 469540, 765074, 939080, 1530148, 1912685, 3060296, 3825370, 6503129, 7650740, 13006258, 15301480, 26012516, 32515645, 52025032, 65031290, 130062580, 260125160]

約数ペア:

[(1, 260125160), (2, 130062580), (4, 65031290), (5, 52025032), (8, 32515645), (10, 26012516), (17, 15301480), (20, 13006258), (34, 7650740), (40, 6503129), (68, 3825370), (85, 3060296), (136, 1912685), (170, 1530148), (277, 939080), (340, 765074), (554, 469540), (680, 382537), (1108, 234770), (1381, 188360), (1385, 187816), (2216, 117385), (2762, 94180), (2770, 93908), (4709, 55240), (5524, 47090), (5540, 46954), (6905, 37672), (9418, 27620), (11048, 23545), (11080, 23477), (13810, 18836)]