81885752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2927}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 166017600

約数和(自身を除く): 84131848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 1076, 2152, 2927, 3497, 5854, 6994, 11708, 13988, 23416, 27976, 38051, 76102, 152204, 304408, 787363, 1574726, 3149452, 6298904, 10235719, 20471438, 40942876, 81885752]

約数ペア:

[(1, 81885752), (2, 40942876), (4, 20471438), (8, 10235719), (13, 6298904), (26, 3149452), (52, 1574726), (104, 787363), (269, 304408), (538, 152204), (1076, 76102), (2152, 38051), (2927, 27976), (3497, 23416), (5854, 13988), (6994, 11708)]