135021400

素因数分解:

$2^3\times 5^2\times {\mathrm{691}}^1\times {\mathrm{977}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 314700840

約数和(自身を除く): 179679440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 691, 977, 1382, 1954, 2764, 3455, 3908, 4885, 5528, 6910, 7816, 9770, 13820, 17275, 19540, 24425, 27640, 34550, 39080, 48850, 69100, 97700, 138200, 195400, 675107, 1350214, 2700428, 3375535, 5400856, 6751070, 13502140, 16877675, 27004280, 33755350, 67510700, 135021400]

約数ペア:

[(1, 135021400), (2, 67510700), (4, 33755350), (5, 27004280), (8, 16877675), (10, 13502140), (20, 6751070), (25, 5400856), (40, 3375535), (50, 2700428), (100, 1350214), (200, 675107), (691, 195400), (977, 138200), (1382, 97700), (1954, 69100), (2764, 48850), (3455, 39080), (3908, 34550), (4885, 27640), (5528, 24425), (6910, 19540), (7816, 17275), (9770, 13820)]