72871928

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 148723080

約数和(自身を除く): 75851152

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 289, 344, 578, 731, 733, 1156, 1462, 1466, 2312, 2924, 2932, 5848, 5864, 12427, 12461, 24854, 24922, 31519, 49708, 49844, 63038, 99416, 99688, 126076, 211837, 252152, 423674, 535823, 847348, 1071646, 1694696, 2143292, 4286584, 9108991, 18217982, 36435964, 72871928]

約数ペア:

[(1, 72871928), (2, 36435964), (4, 18217982), (8, 9108991), (17, 4286584), (34, 2143292), (43, 1694696), (68, 1071646), (86, 847348), (136, 535823), (172, 423674), (289, 252152), (344, 211837), (578, 126076), (731, 99688), (733, 99416), (1156, 63038), (1462, 49844), (1466, 49708), (2312, 31519), (2924, 24922), (2932, 24854), (5848, 12461), (5864, 12427)]