261489789850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1619}}^1\times {\mathrm{68729}}^1$

素因数の和:70407

約数の個数: 48

約数和(自身を含む): 497033366400

約数和(自身を除く): 235543576550

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 1619, 2350, 3238, 8095, 16190, 40475, 68729, 76093, 80950, 137458, 152186, 343645, 380465, 687290, 760930, 1718225, 1902325, 3230263, 3436450, 3804650, 6460526, 16151315, 32302630, 80756575, 111272251, 161513150, 222544502, 556361255, 1112722510, 2781806275, 5229795797, 5563612550, 10459591594, 26148978985, 52297957970, 130744894925, 261489789850]

約数ペア:

[(1, 261489789850), (2, 130744894925), (5, 52297957970), (10, 26148978985), (25, 10459591594), (47, 5563612550), (50, 5229795797), (94, 2781806275), (235, 1112722510), (470, 556361255), (1175, 222544502), (1619, 161513150), (2350, 111272251), (3238, 80756575), (8095, 32302630), (16190, 16151315), (40475, 6460526), (68729, 3804650), (76093, 3436450), (80950, 3230263), (137458, 1902325), (152186, 1718225), (343645, 760930), (380465, 687290)]