180711856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6841}}^1$

素因数の和:6989

約数の個数: 40

約数和(自身を含む): 380086784

約数和(自身を除く): 199374928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 6841, 13208, 13682, 26416, 27364, 54728, 88933, 109456, 177866, 355732, 711464, 868807, 1422928, 1737614, 3475228, 6950456, 11294491, 13900912, 22588982, 45177964, 90355928, 180711856]

約数ペア:

[(1, 180711856), (2, 90355928), (4, 45177964), (8, 22588982), (13, 13900912), (16, 11294491), (26, 6950456), (52, 3475228), (104, 1737614), (127, 1422928), (208, 868807), (254, 711464), (508, 355732), (1016, 177866), (1651, 109456), (2032, 88933), (3302, 54728), (6604, 27364), (6841, 26416), (13208, 13682)]