990781825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{59063}}^1$

素因数の和:59145

約数の個数: 24

約数和(自身を含む): 1362252096

約数和(自身を除く): 371470271

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1525, 3355, 16775, 59063, 295315, 649693, 1476575, 3248465, 3602843, 16242325, 18014215, 39631273, 90071075, 198156365, 990781825]

約数ペア:

[(1, 990781825), (5, 198156365), (11, 90071075), (25, 39631273), (55, 18014215), (61, 16242325), (275, 3602843), (305, 3248465), (671, 1476575), (1525, 649693), (3355, 295315), (16775, 59063)]