72066525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 126896640

約数和(自身を除く): 54830115

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 103, 285, 309, 475, 491, 515, 1425, 1473, 1545, 1957, 2455, 2575, 5871, 7365, 7725, 9329, 9785, 12275, 27987, 29355, 36825, 46645, 48925, 50573, 139935, 146775, 151719, 233225, 252865, 699675, 758595, 960887, 1264325, 2882661, 3792975, 4804435, 14413305, 24022175, 72066525]

約数ペア:

[(1, 72066525), (3, 24022175), (5, 14413305), (15, 4804435), (19, 3792975), (25, 2882661), (57, 1264325), (75, 960887), (95, 758595), (103, 699675), (285, 252865), (309, 233225), (475, 151719), (491, 146775), (515, 139935), (1425, 50573), (1473, 48925), (1545, 46645), (1957, 36825), (2455, 29355), (2575, 27987), (5871, 12275), (7365, 9785), (7725, 9329)]