78878045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{17509}}^1$

素因数の和:17584

約数の個数: 16

約数和(自身を含む): 102118320

約数和(自身を除く): 23240275

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 17509, 87545, 297653, 927977, 1488265, 4639885, 15775609, 78878045]

約数ペア:

[(1, 78878045), (5, 15775609), (17, 4639885), (53, 1488265), (85, 927977), (265, 297653), (901, 87545), (4505, 17509)]