72104144

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8819}}^1$

素因数の和:8907

約数の個数: 40

約数和(自身を含む): 161864640

約数和(自身を除く): 89760496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 8819, 17638, 35276, 61733, 70552, 123466, 141104, 246932, 493864, 643787, 987728, 1287574, 2575148, 4506509, 5150296, 9013018, 10300592, 18026036, 36052072, 72104144]

約数ペア:

[(1, 72104144), (2, 36052072), (4, 18026036), (7, 10300592), (8, 9013018), (14, 5150296), (16, 4506509), (28, 2575148), (56, 1287574), (73, 987728), (112, 643787), (146, 493864), (292, 246932), (511, 141104), (584, 123466), (1022, 70552), (1168, 61733), (2044, 35276), (4088, 17638), (8176, 8819)]