80248760

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15797}}^1$

素因数の和:15935

約数の個数: 32

約数和(自身を含む): 181992960

約数和(自身を除く): 101744200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 15797, 31594, 63188, 78985, 126376, 157970, 315940, 631880, 2006219, 4012438, 8024876, 10031095, 16049752, 20062190, 40124380, 80248760]

約数ペア:

[(1, 80248760), (2, 40124380), (4, 20062190), (5, 16049752), (8, 10031095), (10, 8024876), (20, 4012438), (40, 2006219), (127, 631880), (254, 315940), (508, 157970), (635, 126376), (1016, 78985), (1270, 63188), (2540, 31594), (5080, 15797)]