81005472

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{3853}}^1$

素因数の和:3942

約数の個数: 72

約数和(自身を含む): 233575524

約数和(自身を除く): 152570052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 3853, 5256, 7008, 7706, 10512, 11559, 15412, 21024, 23118, 30824, 34677, 46236, 61648, 69354, 92472, 123296, 138708, 184944, 277416, 281269, 369888, 554832, 562538, 843807, 1109664, 1125076, 1687614, 2250152, 2531421, 3375228, 4500304, 5062842, 6750456, 9000608, 10125684, 13500912, 20251368, 27001824, 40502736, 81005472]

約数ペア:

[(1, 81005472), (2, 40502736), (3, 27001824), (4, 20251368), (6, 13500912), (8, 10125684), (9, 9000608), (12, 6750456), (16, 5062842), (18, 4500304), (24, 3375228), (32, 2531421), (36, 2250152), (48, 1687614), (72, 1125076), (73, 1109664), (96, 843807), (144, 562538), (146, 554832), (219, 369888), (288, 281269), (292, 277416), (438, 184944), (584, 138708), (657, 123296), (876, 92472), (1168, 69354), (1314, 61648), (1752, 46236), (2336, 34677), (2628, 30824), (3504, 23118), (3853, 21024), (5256, 15412), (7008, 11559), (7706, 10512)]