160996520

素因数分解:

$2^3\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{2063}}^1$

素因数の和:4025

約数の個数: 32

約数和(自身を含む): 362603520

約数和(自身を除く): 201607000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1951, 2063, 3902, 4126, 7804, 8252, 9755, 10315, 15608, 16504, 19510, 20630, 39020, 41260, 78040, 82520, 4024913, 8049826, 16099652, 20124565, 32199304, 40249130, 80498260, 160996520]

約数ペア:

[(1, 160996520), (2, 80498260), (4, 40249130), (5, 32199304), (8, 20124565), (10, 16099652), (20, 8049826), (40, 4024913), (1951, 82520), (2063, 78040), (3902, 41260), (4126, 39020), (7804, 20630), (8252, 19510), (9755, 16504), (10315, 15608)]