80715395

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{3527}}^1$

素因数の和:3754

約数の個数: 16

約数和(自身を含む): 101606400

約数和(自身を除く): 20891005

約数列:

[1, 5, 23, 115, 199, 995, 3527, 4577, 17635, 22885, 81121, 405605, 701873, 3509365, 16143079, 80715395]

約数ペア:

[(1, 80715395), (5, 16143079), (23, 3509365), (115, 701873), (199, 405605), (995, 81121), (3527, 22885), (4577, 17635)]