66751760

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5119}}^1$

素因数の和:5295

約数の個数: 40

約数和(自身を含む): 156180480

約数和(自身を除く): 89428720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5119, 6520, 10238, 13040, 20476, 25595, 40952, 51190, 81904, 102380, 204760, 409520, 834397, 1668794, 3337588, 4171985, 6675176, 8343970, 13350352, 16687940, 33375880, 66751760]

約数ペア:

[(1, 66751760), (2, 33375880), (4, 16687940), (5, 13350352), (8, 8343970), (10, 6675176), (16, 4171985), (20, 3337588), (40, 1668794), (80, 834397), (163, 409520), (326, 204760), (652, 102380), (815, 81904), (1304, 51190), (1630, 40952), (2608, 25595), (3260, 20476), (5119, 13040), (6520, 10238)]