131431400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{17761}}^1$

素因数の和:17814

約数の個数: 48

約数和(自身を含む): 313854540

約数和(自身を除く): 182423140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400, 17761, 35522, 71044, 88805, 142088, 177610, 355220, 444025, 657157, 710440, 888050, 1314314, 1776100, 2628628, 3285785, 3552200, 5257256, 6571570, 13143140, 16428925, 26286280, 32857850, 65715700, 131431400]

約数ペア:

[(1, 131431400), (2, 65715700), (4, 32857850), (5, 26286280), (8, 16428925), (10, 13143140), (20, 6571570), (25, 5257256), (37, 3552200), (40, 3285785), (50, 2628628), (74, 1776100), (100, 1314314), (148, 888050), (185, 710440), (200, 657157), (296, 444025), (370, 355220), (740, 177610), (925, 142088), (1480, 88805), (1850, 71044), (3700, 35522), (7400, 17761)]