13111480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 31104000

約数和(自身を除く): 17992520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 127, 145, 178, 232, 254, 290, 356, 445, 508, 580, 635, 712, 890, 1016, 1160, 1270, 1780, 2540, 2581, 3560, 3683, 5080, 5162, 7366, 10324, 11303, 12905, 14732, 18415, 20648, 22606, 25810, 29464, 36830, 45212, 51620, 56515, 73660, 90424, 103240, 113030, 147320, 226060, 327787, 452120, 655574, 1311148, 1638935, 2622296, 3277870, 6555740, 13111480]

約数ペア:

[(1, 13111480), (2, 6555740), (4, 3277870), (5, 2622296), (8, 1638935), (10, 1311148), (20, 655574), (29, 452120), (40, 327787), (58, 226060), (89, 147320), (116, 113030), (127, 103240), (145, 90424), (178, 73660), (232, 56515), (254, 51620), (290, 45212), (356, 36830), (445, 29464), (508, 25810), (580, 22606), (635, 20648), (712, 18415), (890, 14732), (1016, 12905), (1160, 11303), (1270, 10324), (1780, 7366), (2540, 5162), (2581, 5080), (3560, 3683)]