72985964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 140263200

約数和(自身を除く): 67277236

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 109, 172, 218, 229, 436, 458, 731, 916, 1462, 1853, 2924, 3706, 3893, 4687, 7412, 7786, 9374, 9847, 15572, 18748, 19694, 24961, 39388, 49922, 79679, 99844, 159358, 167399, 318716, 334798, 424337, 669596, 848674, 1073323, 1697348, 2146646, 4293292, 18246491, 36492982, 72985964]

約数ペア:

[(1, 72985964), (2, 36492982), (4, 18246491), (17, 4293292), (34, 2146646), (43, 1697348), (68, 1073323), (86, 848674), (109, 669596), (172, 424337), (218, 334798), (229, 318716), (436, 167399), (458, 159358), (731, 99844), (916, 79679), (1462, 49922), (1853, 39388), (2924, 24961), (3706, 19694), (3893, 18748), (4687, 15572), (7412, 9847), (7786, 9374)]