66376880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43669}}^1$

素因数の和:43701

約数の個数: 40

約数和(自身を含む): 162452400

約数和(自身を除く): 96075520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 43669, 87338, 174676, 218345, 349352, 436690, 698704, 829711, 873380, 1659422, 1746760, 3318844, 3493520, 4148555, 6637688, 8297110, 13275376, 16594220, 33188440, 66376880]

約数ペア:

[(1, 66376880), (2, 33188440), (4, 16594220), (5, 13275376), (8, 8297110), (10, 6637688), (16, 4148555), (19, 3493520), (20, 3318844), (38, 1746760), (40, 1659422), (76, 873380), (80, 829711), (95, 698704), (152, 436690), (190, 349352), (304, 218345), (380, 174676), (760, 87338), (1520, 43669)]