1255838090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{261089}}^1$

素因数の和:261146

約数の個数: 32

約数和(自身を含む): 2500197840

約数和(自身を除く): 1244359750

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 261089, 522178, 1305445, 2610890, 3394157, 6788314, 9660293, 16970785, 19320586, 33941570, 48301465, 96602930, 125583809, 251167618, 627919045, 1255838090]

約数ペア:

[(1, 1255838090), (2, 627919045), (5, 251167618), (10, 125583809), (13, 96602930), (26, 48301465), (37, 33941570), (65, 19320586), (74, 16970785), (130, 9660293), (185, 6788314), (370, 3394157), (481, 2610890), (962, 1305445), (2405, 522178), (4810, 261089)]