80878818

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2802

約数の個数: 32

約数和(自身を含む): 167388480

約数和(自身を除く): 86509662

約数列:

[1, 2, 3, 6, 37, 74, 111, 139, 222, 278, 417, 834, 2621, 5143, 5242, 7863, 10286, 15429, 15726, 30858, 96977, 193954, 290931, 364319, 581862, 728638, 1092957, 2185914, 13479803, 26959606, 40439409, 80878818]

約数ペア:

[(1, 80878818), (2, 40439409), (3, 26959606), (6, 13479803), (37, 2185914), (74, 1092957), (111, 728638), (139, 581862), (222, 364319), (278, 290931), (417, 193954), (834, 96977), (2621, 30858), (5143, 15726), (5242, 15429), (7863, 10286)]