72445252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 146664000

約数和(自身を除く): 74218748

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 193, 209, 386, 418, 449, 772, 836, 898, 1796, 2123, 3667, 4246, 4939, 7334, 8492, 8531, 9878, 14668, 17062, 19756, 34124, 40337, 80674, 86657, 93841, 161348, 173314, 187682, 346628, 375364, 953227, 1646483, 1906454, 3292966, 3812908, 6585932, 18111313, 36222626, 72445252]

約数ペア:

[(1, 72445252), (2, 36222626), (4, 18111313), (11, 6585932), (19, 3812908), (22, 3292966), (38, 1906454), (44, 1646483), (76, 953227), (193, 375364), (209, 346628), (386, 187682), (418, 173314), (449, 161348), (772, 93841), (836, 86657), (898, 80674), (1796, 40337), (2123, 34124), (3667, 19756), (4246, 17062), (4939, 14668), (7334, 9878), (8492, 8531)]