72348388

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 150998400

約数和(自身を除く): 78650012

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 139, 203, 278, 406, 556, 641, 812, 973, 1282, 1946, 2564, 3892, 4031, 4487, 8062, 8974, 16124, 17948, 18589, 28217, 37178, 56434, 74356, 89099, 112868, 130123, 178198, 260246, 356396, 520492, 623693, 1247386, 2494772, 2583871, 5167742, 10335484, 18087097, 36174194, 72348388]

約数ペア:

[(1, 72348388), (2, 36174194), (4, 18087097), (7, 10335484), (14, 5167742), (28, 2583871), (29, 2494772), (58, 1247386), (116, 623693), (139, 520492), (203, 356396), (278, 260246), (406, 178198), (556, 130123), (641, 112868), (812, 89099), (973, 74356), (1282, 56434), (1946, 37178), (2564, 28217), (3892, 18589), (4031, 17948), (4487, 16124), (8062, 8974)]