128640035

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{8539}}^1$

素因数の和:8698

約数の個数: 16

約数和(自身を含む): 162328320

約数和(自身を除く): 33688285

約数列:

[1, 5, 23, 115, 131, 655, 3013, 8539, 15065, 42695, 196397, 981985, 1118609, 5593045, 25728007, 128640035]

約数ペア:

[(1, 128640035), (5, 25728007), (23, 5593045), (115, 1118609), (131, 981985), (655, 196397), (3013, 42695), (8539, 15065)]