788562620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{2539}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 1693651680

約数和(自身を除く): 905089060

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 293, 530, 586, 1060, 1172, 1465, 2539, 2930, 5078, 5860, 10156, 12695, 15529, 25390, 31058, 50780, 62116, 77645, 134567, 155290, 269134, 310580, 538268, 672835, 743927, 1345670, 1487854, 2691340, 2975708, 3719635, 7439270, 14878540, 39428131, 78856262, 157712524, 197140655, 394281310, 788562620]

約数ペア:

[(1, 788562620), (2, 394281310), (4, 197140655), (5, 157712524), (10, 78856262), (20, 39428131), (53, 14878540), (106, 7439270), (212, 3719635), (265, 2975708), (293, 2691340), (530, 1487854), (586, 1345670), (1060, 743927), (1172, 672835), (1465, 538268), (2539, 310580), (2930, 269134), (5078, 155290), (5860, 134567), (10156, 77645), (12695, 62116), (15529, 50780), (25390, 31058)]