25831180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 56651616

約数和(自身を除く): 30820436

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 134, 148, 185, 268, 335, 370, 521, 670, 740, 1042, 1340, 2084, 2479, 2605, 4958, 5210, 9916, 10420, 12395, 19277, 24790, 34907, 38554, 49580, 69814, 77108, 96385, 139628, 174535, 192770, 349070, 385540, 698140, 1291559, 2583118, 5166236, 6457795, 12915590, 25831180]

約数ペア:

[(1, 25831180), (2, 12915590), (4, 6457795), (5, 5166236), (10, 2583118), (20, 1291559), (37, 698140), (67, 385540), (74, 349070), (134, 192770), (148, 174535), (185, 139628), (268, 96385), (335, 77108), (370, 69814), (521, 49580), (670, 38554), (740, 34907), (1042, 24790), (1340, 19277), (2084, 12395), (2479, 10420), (2605, 9916), (4958, 5210)]