90886575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 168937104

約数和(自身を除く): 78050529

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 97, 155, 195, 291, 325, 403, 465, 485, 775, 961, 975, 1209, 1261, 1455, 2015, 2325, 2425, 2883, 3007, 3783, 4805, 6045, 6305, 7275, 9021, 10075, 12493, 14415, 15035, 18915, 24025, 30225, 31525, 37479, 39091, 45105, 62465, 72075, 75175, 93217, 94575, 117273, 187395, 195455, 225525, 279651, 312325, 466085, 586365, 936975, 977275, 1211821, 1398255, 2330425, 2931825, 3635463, 6059105, 6991275, 18177315, 30295525, 90886575]

約数ペア:

[(1, 90886575), (3, 30295525), (5, 18177315), (13, 6991275), (15, 6059105), (25, 3635463), (31, 2931825), (39, 2330425), (65, 1398255), (75, 1211821), (93, 977275), (97, 936975), (155, 586365), (195, 466085), (291, 312325), (325, 279651), (403, 225525), (465, 195455), (485, 187395), (775, 117273), (961, 94575), (975, 93217), (1209, 75175), (1261, 72075), (1455, 62465), (2015, 45105), (2325, 39091), (2425, 37479), (2883, 31525), (3007, 30225), (3783, 24025), (4805, 18915), (6045, 15035), (6305, 14415), (7275, 12493), (9021, 10075)]