149415700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{30493}}^1$

素因数の和:30521

約数の個数: 54

約数和(自身を含む): 377180286

約数和(自身を除く): 227764586

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 30493, 60986, 121972, 152465, 213451, 304930, 426902, 609860, 762325, 853804, 1067255, 1494157, 1524650, 2134510, 2988314, 3049300, 4269020, 5336275, 5976628, 7470785, 10672550, 14941570, 21345100, 29883140, 37353925, 74707850, 149415700]

約数ペア:

[(1, 149415700), (2, 74707850), (4, 37353925), (5, 29883140), (7, 21345100), (10, 14941570), (14, 10672550), (20, 7470785), (25, 5976628), (28, 5336275), (35, 4269020), (49, 3049300), (50, 2988314), (70, 2134510), (98, 1524650), (100, 1494157), (140, 1067255), (175, 853804), (196, 762325), (245, 609860), (350, 426902), (490, 304930), (700, 213451), (980, 152465), (1225, 121972), (2450, 60986), (4900, 30493)]