162140200

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{9109}}^1$

素因数の和:9214

約数の個数: 48

約数和(自身を含む): 381253500

約数和(自身を除く): 219113300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3560, 4450, 8900, 9109, 17800, 18218, 36436, 45545, 72872, 91090, 182180, 227725, 364360, 455450, 810701, 910900, 1621402, 1821800, 3242804, 4053505, 6485608, 8107010, 16214020, 20267525, 32428040, 40535050, 81070100, 162140200]

約数ペア:

[(1, 162140200), (2, 81070100), (4, 40535050), (5, 32428040), (8, 20267525), (10, 16214020), (20, 8107010), (25, 6485608), (40, 4053505), (50, 3242804), (89, 1821800), (100, 1621402), (178, 910900), (200, 810701), (356, 455450), (445, 364360), (712, 227725), (890, 182180), (1780, 91090), (2225, 72872), (3560, 45545), (4450, 36436), (8900, 18218), (9109, 17800)]