64669160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{85091}}^1$

素因数の和:85121

約数の個数: 32

約数和(自身を含む): 153165600

約数和(自身を除く): 88496440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 85091, 170182, 340364, 425455, 680728, 850910, 1616729, 1701820, 3233458, 3403640, 6466916, 8083645, 12933832, 16167290, 32334580, 64669160]

約数ペア:

[(1, 64669160), (2, 32334580), (4, 16167290), (5, 12933832), (8, 8083645), (10, 6466916), (19, 3403640), (20, 3233458), (38, 1701820), (40, 1616729), (76, 850910), (95, 680728), (152, 425455), (190, 340364), (380, 170182), (760, 85091)]