18148600

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 42653520

約数和(自身を除く): 24504920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 824, 881, 1030, 1762, 2060, 2575, 3524, 4120, 4405, 5150, 7048, 8810, 10300, 17620, 20600, 22025, 35240, 44050, 88100, 90743, 176200, 181486, 362972, 453715, 725944, 907430, 1814860, 2268575, 3629720, 4537150, 9074300, 18148600]

約数ペア:

[(1, 18148600), (2, 9074300), (4, 4537150), (5, 3629720), (8, 2268575), (10, 1814860), (20, 907430), (25, 725944), (40, 453715), (50, 362972), (100, 181486), (103, 176200), (200, 90743), (206, 88100), (412, 44050), (515, 35240), (824, 22025), (881, 20600), (1030, 17620), (1762, 10300), (2060, 8810), (2575, 7048), (3524, 5150), (4120, 4405)]