64587950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1693}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 138636960

約数和(自身を除く): 74049010

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 175, 218, 350, 545, 763, 1090, 1526, 1693, 2725, 3386, 3815, 5450, 7630, 8465, 11851, 16930, 19075, 23702, 38150, 42325, 59255, 84650, 118510, 184537, 296275, 369074, 592550, 922685, 1291759, 1845370, 2583518, 4613425, 6458795, 9226850, 12917590, 32293975, 64587950]

約数ペア:

[(1, 64587950), (2, 32293975), (5, 12917590), (7, 9226850), (10, 6458795), (14, 4613425), (25, 2583518), (35, 1845370), (50, 1291759), (70, 922685), (109, 592550), (175, 369074), (218, 296275), (350, 184537), (545, 118510), (763, 84650), (1090, 59255), (1526, 42325), (1693, 38150), (2725, 23702), (3386, 19075), (3815, 16930), (5450, 11851), (7630, 8465)]