66508160

素因数分解:

$2^7\times 5^1\times {\mathrm{103919}}^1$

素因数の和:103938

約数の個数: 32

約数和(自身を含む): 158997600

約数和(自身を除く): 92489440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 103919, 207838, 415676, 519595, 831352, 1039190, 1662704, 2078380, 3325408, 4156760, 6650816, 8313520, 13301632, 16627040, 33254080, 66508160]

約数ペア:

[(1, 66508160), (2, 33254080), (4, 16627040), (5, 13301632), (8, 8313520), (10, 6650816), (16, 4156760), (20, 3325408), (32, 2078380), (40, 1662704), (64, 1039190), (80, 831352), (128, 519595), (160, 415676), (320, 207838), (640, 103919)]