85961475

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5381}}^1$

素因数の和:5468

約数の個数: 36

約数和(自身を含む): 156164112

約数和(自身を除く): 70202637

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5325, 5381, 15975, 16143, 26905, 48429, 80715, 134525, 242145, 382051, 403575, 1146153, 1210725, 1910255, 3438459, 5730765, 9551275, 17192295, 28653825, 85961475]

約数ペア:

[(1, 85961475), (3, 28653825), (5, 17192295), (9, 9551275), (15, 5730765), (25, 3438459), (45, 1910255), (71, 1210725), (75, 1146153), (213, 403575), (225, 382051), (355, 242145), (639, 134525), (1065, 80715), (1775, 48429), (3195, 26905), (5325, 16143), (5381, 15975)]