89418890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{28031}}^1$

素因数の和:28078

約数の個数: 32

約数和(自身を含む): 181647360

約数和(自身を除く): 92228470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 28031, 56062, 140155, 280310, 308341, 616682, 812899, 1541705, 1625798, 3083410, 4064495, 8128990, 8941889, 17883778, 44709445, 89418890]

約数ペア:

[(1, 89418890), (2, 44709445), (5, 17883778), (10, 8941889), (11, 8128990), (22, 4064495), (29, 3083410), (55, 1625798), (58, 1541705), (110, 812899), (145, 616682), (290, 308341), (319, 280310), (638, 140155), (1595, 56062), (3190, 28031)]