83442980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{28001}}^1$

素因数の和:28159

約数の個数: 24

約数和(自身を含む): 176412600

約数和(自身を除く): 92969620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 28001, 56002, 112004, 140005, 280010, 560020, 4172149, 8344298, 16688596, 20860745, 41721490, 83442980]

約数ペア:

[(1, 83442980), (2, 41721490), (4, 20860745), (5, 16688596), (10, 8344298), (20, 4172149), (149, 560020), (298, 280010), (596, 140005), (745, 112004), (1490, 56002), (2980, 28001)]