66627040

素因数分解:

$2^5\times 5^1\times {\mathrm{416419}}^1$

素因数の和:416434

約数の個数: 24

約数和(自身を含む): 157406760

約数和(自身を除く): 90779720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 416419, 832838, 1665676, 2082095, 3331352, 4164190, 6662704, 8328380, 13325408, 16656760, 33313520, 66627040]

約数ペア:

[(1, 66627040), (2, 33313520), (4, 16656760), (5, 13325408), (8, 8328380), (10, 6662704), (16, 4164190), (20, 3331352), (32, 2082095), (40, 1665676), (80, 832838), (160, 416419)]