149918200

素因数分解:

$2^3\times 5^2\times {\mathrm{419}}^1\times {\mathrm{1789}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 349587000

約数和(自身を除く): 199668800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 419, 838, 1676, 1789, 2095, 3352, 3578, 4190, 7156, 8380, 8945, 10475, 14312, 16760, 17890, 20950, 35780, 41900, 44725, 71560, 83800, 89450, 178900, 357800, 749591, 1499182, 2998364, 3747955, 5996728, 7495910, 14991820, 18739775, 29983640, 37479550, 74959100, 149918200]

約数ペア:

[(1, 149918200), (2, 74959100), (4, 37479550), (5, 29983640), (8, 18739775), (10, 14991820), (20, 7495910), (25, 5996728), (40, 3747955), (50, 2998364), (100, 1499182), (200, 749591), (419, 357800), (838, 178900), (1676, 89450), (1789, 83800), (2095, 71560), (3352, 44725), (3578, 41900), (4190, 35780), (7156, 20950), (8380, 17890), (8945, 16760), (10475, 14312)]