87907970

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{98773}}^1$

素因数の和:98869

約数の個数: 16

約数和(自身を含む): 160013880

約数和(自身を除く): 72105910

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 98773, 197546, 493865, 987730, 8790797, 17581594, 43953985, 87907970]

約数ペア:

[(1, 87907970), (2, 43953985), (5, 17581594), (10, 8790797), (89, 987730), (178, 493865), (445, 197546), (890, 98773)]