204882275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27409}}^1$

素因数の和:27455

約数の個数: 24

約数和(自身を含む): 285502560

約数和(自身を除く): 80620285

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 27409, 137045, 356317, 630407, 685225, 1781585, 3152035, 8195291, 8907925, 15760175, 40976455, 204882275]

約数ペア:

[(1, 204882275), (5, 40976455), (13, 15760175), (23, 8907925), (25, 8195291), (65, 3152035), (115, 1781585), (299, 685225), (325, 630407), (575, 356317), (1495, 137045), (7475, 27409)]