15117700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 36638280

約数和(自身を除く): 21520580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 401, 580, 650, 725, 754, 802, 1300, 1450, 1508, 1604, 1885, 2005, 2900, 3770, 4010, 5213, 7540, 8020, 9425, 10025, 10426, 11629, 18850, 20050, 20852, 23258, 26065, 37700, 40100, 46516, 52130, 58145, 104260, 116290, 130325, 151177, 232580, 260650, 290725, 302354, 521300, 581450, 604708, 755885, 1162900, 1511770, 3023540, 3779425, 7558850, 15117700]

約数ペア:

[(1, 15117700), (2, 7558850), (4, 3779425), (5, 3023540), (10, 1511770), (13, 1162900), (20, 755885), (25, 604708), (26, 581450), (29, 521300), (50, 302354), (52, 290725), (58, 260650), (65, 232580), (100, 151177), (116, 130325), (130, 116290), (145, 104260), (260, 58145), (290, 52130), (325, 46516), (377, 40100), (401, 37700), (580, 26065), (650, 23258), (725, 20852), (754, 20050), (802, 18850), (1300, 11629), (1450, 10426), (1508, 10025), (1604, 9425), (1885, 8020), (2005, 7540), (2900, 5213), (3770, 4010)]