168407855

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 262656000

約数和(自身を除く): 94248145

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 79, 113, 245, 343, 385, 395, 539, 553, 565, 791, 869, 1243, 1715, 2695, 2765, 3773, 3871, 3955, 4345, 5537, 6083, 6215, 8701, 8927, 18865, 19355, 27097, 27685, 30415, 38759, 42581, 43505, 44635, 60907, 62489, 98197, 135485, 193795, 212905, 298067, 304535, 312445, 426349, 437423, 490985, 687379, 1490335, 2131745, 2187115, 3061961, 3436895, 4811653, 15309805, 24058265, 33681571, 168407855]

約数ペア:

[(1, 168407855), (5, 33681571), (7, 24058265), (11, 15309805), (35, 4811653), (49, 3436895), (55, 3061961), (77, 2187115), (79, 2131745), (113, 1490335), (245, 687379), (343, 490985), (385, 437423), (395, 426349), (539, 312445), (553, 304535), (565, 298067), (791, 212905), (869, 193795), (1243, 135485), (1715, 98197), (2695, 62489), (2765, 60907), (3773, 44635), (3871, 43505), (3955, 42581), (4345, 38759), (5537, 30415), (6083, 27685), (6215, 27097), (8701, 19355), (8927, 18865)]