90124990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12329}}^1$

素因数の和:12396

約数の個数: 32

約数和(自身を含む): 175776480

約数和(自身を除く): 85651490

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 12329, 24658, 61645, 123290, 209593, 419186, 530147, 1047965, 1060294, 2095930, 2650735, 5301470, 9012499, 18024998, 45062495, 90124990]

約数ペア:

[(1, 90124990), (2, 45062495), (5, 18024998), (10, 9012499), (17, 5301470), (34, 2650735), (43, 2095930), (85, 1060294), (86, 1047965), (170, 530147), (215, 419186), (430, 209593), (731, 123290), (1462, 61645), (3655, 24658), (7310, 12329)]