83899990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{118169}}^1$

素因数の和:118247

約数の個数: 16

約数和(自身を含む): 153148320

約数和(自身を除く): 69248330

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 118169, 236338, 590845, 1181690, 8389999, 16779998, 41949995, 83899990]

約数ペア:

[(1, 83899990), (2, 41949995), (5, 16779998), (10, 8389999), (71, 1181690), (142, 590845), (355, 236338), (710, 118169)]