51313620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19889}}^1$

素因数の和:19944

約数の個数: 48

約数和(自身を含む): 147026880

約数和(自身を除く): 95713260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 19889, 39778, 59667, 79556, 99445, 119334, 198890, 238668, 298335, 397780, 596670, 855227, 1193340, 1710454, 2565681, 3420908, 4276135, 5131362, 8552270, 10262724, 12828405, 17104540, 25656810, 51313620]

約数ペア:

[(1, 51313620), (2, 25656810), (3, 17104540), (4, 12828405), (5, 10262724), (6, 8552270), (10, 5131362), (12, 4276135), (15, 3420908), (20, 2565681), (30, 1710454), (43, 1193340), (60, 855227), (86, 596670), (129, 397780), (172, 298335), (215, 238668), (258, 198890), (430, 119334), (516, 99445), (645, 79556), (860, 59667), (1290, 39778), (2580, 19889)]