312215150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3181}}^1$

素因数の和:3357

約数の個数: 48

約数和(自身を含む): 629730528

約数和(自身を除く): 317515378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 151, 302, 325, 650, 755, 1510, 1963, 3181, 3775, 3926, 6362, 7550, 9815, 15905, 19630, 31810, 41353, 49075, 79525, 82706, 98150, 159050, 206765, 413530, 480331, 960662, 1033825, 2067650, 2401655, 4803310, 6244303, 12008275, 12488606, 24016550, 31221515, 62443030, 156107575, 312215150]

約数ペア:

[(1, 312215150), (2, 156107575), (5, 62443030), (10, 31221515), (13, 24016550), (25, 12488606), (26, 12008275), (50, 6244303), (65, 4803310), (130, 2401655), (151, 2067650), (302, 1033825), (325, 960662), (650, 480331), (755, 413530), (1510, 206765), (1963, 159050), (3181, 98150), (3775, 82706), (3926, 79525), (6362, 49075), (7550, 41353), (9815, 31810), (15905, 19630)]