82438850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2393}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 168317352

約数和(自身を除く): 85878502

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2393, 2650, 3445, 4786, 6890, 11965, 17225, 23930, 31109, 34450, 59825, 62218, 119650, 126829, 155545, 253658, 311090, 634145, 777725, 1268290, 1555450, 1648777, 3170725, 3297554, 6341450, 8243885, 16487770, 41219425, 82438850]

約数ペア:

[(1, 82438850), (2, 41219425), (5, 16487770), (10, 8243885), (13, 6341450), (25, 3297554), (26, 3170725), (50, 1648777), (53, 1555450), (65, 1268290), (106, 777725), (130, 634145), (265, 311090), (325, 253658), (530, 155545), (650, 126829), (689, 119650), (1325, 62218), (1378, 59825), (2393, 34450), (2650, 31109), (3445, 23930), (4786, 17225), (6890, 11965)]