77172676

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 159838336

約数和(自身を除く): 82665660

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 163, 259, 326, 457, 518, 652, 914, 1036, 1141, 1828, 2282, 3199, 4564, 6031, 6398, 12062, 12796, 16909, 24124, 33818, 42217, 67636, 74491, 84434, 118363, 148982, 168868, 236726, 297964, 473452, 521437, 1042874, 2085748, 2756167, 5512334, 11024668, 19293169, 38586338, 77172676]

約数ペア:

[(1, 77172676), (2, 38586338), (4, 19293169), (7, 11024668), (14, 5512334), (28, 2756167), (37, 2085748), (74, 1042874), (148, 521437), (163, 473452), (259, 297964), (326, 236726), (457, 168868), (518, 148982), (652, 118363), (914, 84434), (1036, 74491), (1141, 67636), (1828, 42217), (2282, 33818), (3199, 24124), (4564, 16909), (6031, 12796), (6398, 12062)]