72746325

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 136465472

約数和(自身を除く): 63719147

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 73, 75, 103, 129, 215, 219, 225, 309, 365, 387, 515, 645, 657, 927, 1075, 1095, 1545, 1825, 1935, 2575, 3139, 3225, 3285, 4429, 4635, 5475, 7519, 7725, 9417, 9675, 13287, 15695, 16425, 22145, 22557, 23175, 28251, 37595, 39861, 47085, 66435, 67671, 78475, 110725, 112785, 141255, 187975, 199305, 235425, 323317, 332175, 338355, 563925, 706275, 969951, 996525, 1616585, 1691775, 2909853, 4849755, 8082925, 14549265, 24248775, 72746325]

約数ペア:

[(1, 72746325), (3, 24248775), (5, 14549265), (9, 8082925), (15, 4849755), (25, 2909853), (43, 1691775), (45, 1616585), (73, 996525), (75, 969951), (103, 706275), (129, 563925), (215, 338355), (219, 332175), (225, 323317), (309, 235425), (365, 199305), (387, 187975), (515, 141255), (645, 112785), (657, 110725), (927, 78475), (1075, 67671), (1095, 66435), (1545, 47085), (1825, 39861), (1935, 37595), (2575, 28251), (3139, 23175), (3225, 22557), (3285, 22145), (4429, 16425), (4635, 15695), (5475, 13287), (7519, 9675), (7725, 9417)]