85171528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43103}}^1$

素因数の和:43141

約数の個数: 32

約数和(自身を含む): 181036800

約数和(自身を除く): 95865272

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 43103, 86206, 172412, 344824, 560339, 818957, 1120678, 1637914, 2241356, 3275828, 4482712, 6551656, 10646441, 21292882, 42585764, 85171528]

約数ペア:

[(1, 85171528), (2, 42585764), (4, 21292882), (8, 10646441), (13, 6551656), (19, 4482712), (26, 3275828), (38, 2241356), (52, 1637914), (76, 1120678), (104, 818957), (152, 560339), (247, 344824), (494, 172412), (988, 86206), (1976, 43103)]