264958707620

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1657}}^1\times {\mathrm{10159}}^1$

素因数の和:12612

約数の個数: 48

約数和(自身を含む): 557511386880

約数和(自身を除く): 292552679260

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 1657, 3148, 3314, 3935, 6628, 7870, 8285, 10159, 15740, 16570, 20318, 33140, 40636, 50795, 101590, 203180, 1304059, 2608118, 5216236, 6520295, 7995133, 13040590, 15990266, 16833463, 26081180, 31980532, 33666926, 39975665, 67333852, 79951330, 84167315, 159902660, 168334630, 336669260, 13247935381, 26495870762, 52991741524, 66239676905, 132479353810, 264958707620]

約数ペア:

[(1, 264958707620), (2, 132479353810), (4, 66239676905), (5, 52991741524), (10, 26495870762), (20, 13247935381), (787, 336669260), (1574, 168334630), (1657, 159902660), (3148, 84167315), (3314, 79951330), (3935, 67333852), (6628, 39975665), (7870, 33666926), (8285, 31980532), (10159, 26081180), (15740, 16833463), (16570, 15990266), (20318, 13040590), (33140, 7995133), (40636, 6520295), (50795, 5216236), (101590, 2608118), (203180, 1304059)]