68820160

素因数分解:

$2^6\times 5^1\times {\mathrm{215063}}^1$

素因数の和:215080

約数の個数: 28

約数和(自身を含む): 163878768

約数和(自身を除く): 95058608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 215063, 430126, 860252, 1075315, 1720504, 2150630, 3441008, 4301260, 6882016, 8602520, 13764032, 17205040, 34410080, 68820160]

約数ペア:

[(1, 68820160), (2, 34410080), (4, 17205040), (5, 13764032), (8, 8602520), (10, 6882016), (16, 4301260), (20, 3441008), (32, 2150630), (40, 1720504), (64, 1075315), (80, 860252), (160, 430126), (320, 215063)]