200840900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{154493}}^1$

素因数の和:154520

約数の個数: 36

約数和(自身を含む): 469352772

約数和(自身を除く): 268511872

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 154493, 308986, 617972, 772465, 1544930, 2008409, 3089860, 3862325, 4016818, 7724650, 8033636, 10042045, 15449300, 20084090, 40168180, 50210225, 100420450, 200840900]

約数ペア:

[(1, 200840900), (2, 100420450), (4, 50210225), (5, 40168180), (10, 20084090), (13, 15449300), (20, 10042045), (25, 8033636), (26, 7724650), (50, 4016818), (52, 3862325), (65, 3089860), (100, 2008409), (130, 1544930), (260, 772465), (325, 617972), (650, 308986), (1300, 154493)]