90019528

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{1021}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 172186560

約数和(自身を除く): 82167032

約数列:

[1, 2, 4, 8, 103, 107, 206, 214, 412, 428, 824, 856, 1021, 2042, 4084, 8168, 11021, 22042, 44084, 88168, 105163, 109247, 210326, 218494, 420652, 436988, 841304, 873976, 11252441, 22504882, 45009764, 90019528]

約数ペア:

[(1, 90019528), (2, 45009764), (4, 22504882), (8, 11252441), (103, 873976), (107, 841304), (206, 436988), (214, 420652), (412, 218494), (428, 210326), (824, 109247), (856, 105163), (1021, 88168), (2042, 44084), (4084, 22042), (8168, 11021)]