72301108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 143640000

約数和(自身を除く): 71338892

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 89, 148, 178, 356, 407, 499, 814, 979, 998, 1628, 1958, 1996, 3293, 3916, 5489, 6586, 10978, 13172, 18463, 21956, 36223, 36926, 44411, 72446, 73852, 88822, 144892, 177644, 203093, 406186, 488521, 812372, 977042, 1643207, 1954084, 3286414, 6572828, 18075277, 36150554, 72301108]

約数ペア:

[(1, 72301108), (2, 36150554), (4, 18075277), (11, 6572828), (22, 3286414), (37, 1954084), (44, 1643207), (74, 977042), (89, 812372), (148, 488521), (178, 406186), (356, 203093), (407, 177644), (499, 144892), (814, 88822), (979, 73852), (998, 72446), (1628, 44411), (1958, 36926), (1996, 36223), (3293, 21956), (3916, 18463), (5489, 13172), (6586, 10978)]