128823050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{28949}}^1$

素因数の和:29050

約数の個数: 24

約数和(自身を含む): 242311500

約数和(自身を除く): 113488450

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 28949, 57898, 144745, 289490, 723725, 1447450, 2576461, 5152922, 12882305, 25764610, 64411525, 128823050]

約数ペア:

[(1, 128823050), (2, 64411525), (5, 25764610), (10, 12882305), (25, 5152922), (50, 2576461), (89, 1447450), (178, 723725), (445, 289490), (890, 144745), (2225, 57898), (4450, 28949)]