156980990

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{82189}}^1$

素因数の和:82387

約数の個数: 16

約数和(自身を含む): 284048640

約数和(自身を除く): 127067650

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 82189, 164378, 410945, 821890, 15698099, 31396198, 78490495, 156980990]

約数ペア:

[(1, 156980990), (2, 78490495), (5, 31396198), (10, 15698099), (191, 821890), (382, 410945), (955, 164378), (1910, 82189)]