123159675

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 208915200

約数和(自身を除く): 85755525

約数列:

[1, 3, 5, 15, 25, 75, 103, 107, 149, 309, 321, 447, 515, 535, 745, 1545, 1605, 2235, 2575, 2675, 3725, 7725, 8025, 11021, 11175, 15347, 15943, 33063, 46041, 47829, 55105, 76735, 79715, 165315, 230205, 239145, 275525, 383675, 398575, 826575, 1151025, 1195725, 1642129, 4926387, 8210645, 24631935, 41053225, 123159675]

約数ペア:

[(1, 123159675), (3, 41053225), (5, 24631935), (15, 8210645), (25, 4926387), (75, 1642129), (103, 1195725), (107, 1151025), (149, 826575), (309, 398575), (321, 383675), (447, 275525), (515, 239145), (535, 230205), (745, 165315), (1545, 79715), (1605, 76735), (2235, 55105), (2575, 47829), (2675, 46041), (3725, 33063), (7725, 15943), (8025, 15347), (11021, 11175)]