68692760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{16673}}^1$

素因数の和:16787

約数の個数: 32

約数和(自身を含む): 156068640

約数和(自身を除く): 87375880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 16673, 33346, 66692, 83365, 133384, 166730, 333460, 666920, 1717319, 3434638, 6869276, 8586595, 13738552, 17173190, 34346380, 68692760]

約数ペア:

[(1, 68692760), (2, 34346380), (4, 17173190), (5, 13738552), (8, 8586595), (10, 6869276), (20, 3434638), (40, 1717319), (103, 666920), (206, 333460), (412, 166730), (515, 133384), (824, 83365), (1030, 66692), (2060, 33346), (4120, 16673)]