66118720

素因数分解:

$2^6\times 5^1\times {\mathrm{367}}^1\times {\mathrm{563}}^1$

素因数の和:947

約数の個数: 56

約数和(自身を含む): 158154624

約数和(自身を除く): 92035904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 367, 563, 734, 1126, 1468, 1835, 2252, 2815, 2936, 3670, 4504, 5630, 5872, 7340, 9008, 11260, 11744, 14680, 18016, 22520, 23488, 29360, 36032, 45040, 58720, 90080, 117440, 180160, 206621, 413242, 826484, 1033105, 1652968, 2066210, 3305936, 4132420, 6611872, 8264840, 13223744, 16529680, 33059360, 66118720]

約数ペア:

[(1, 66118720), (2, 33059360), (4, 16529680), (5, 13223744), (8, 8264840), (10, 6611872), (16, 4132420), (20, 3305936), (32, 2066210), (40, 1652968), (64, 1033105), (80, 826484), (160, 413242), (320, 206621), (367, 180160), (563, 117440), (734, 90080), (1126, 58720), (1468, 45040), (1835, 36032), (2252, 29360), (2815, 23488), (2936, 22520), (3670, 18016), (4504, 14680), (5630, 11744), (5872, 11260), (7340, 9008)]