129665020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1279}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 281917440

約数和(自身を除く): 152252420

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 137, 148, 185, 274, 370, 548, 685, 740, 1279, 1370, 2558, 2740, 5069, 5116, 6395, 10138, 12790, 20276, 25345, 25580, 47323, 50690, 94646, 101380, 175223, 189292, 236615, 350446, 473230, 700892, 876115, 946460, 1752230, 3504460, 6483251, 12966502, 25933004, 32416255, 64832510, 129665020]

約数ペア:

[(1, 129665020), (2, 64832510), (4, 32416255), (5, 25933004), (10, 12966502), (20, 6483251), (37, 3504460), (74, 1752230), (137, 946460), (148, 876115), (185, 700892), (274, 473230), (370, 350446), (548, 236615), (685, 189292), (740, 175223), (1279, 101380), (1370, 94646), (2558, 50690), (2740, 47323), (5069, 25580), (5116, 25345), (6395, 20276), (10138, 12790)]