25585300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19681}}^1$

素因数の和:19708

約数の個数: 36

約数和(自身を含む): 59793916

約数和(自身を除く): 34208616

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19681, 39362, 78724, 98405, 196810, 255853, 393620, 492025, 511706, 984050, 1023412, 1279265, 1968100, 2558530, 5117060, 6396325, 12792650, 25585300]

約数ペア:

[(1, 25585300), (2, 12792650), (4, 6396325), (5, 5117060), (10, 2558530), (13, 1968100), (20, 1279265), (25, 1023412), (26, 984050), (50, 511706), (52, 492025), (65, 393620), (100, 255853), (130, 196810), (260, 98405), (325, 78724), (650, 39362), (1300, 19681)]