78009905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{12799}}^1$

素因数の和:12880

約数の個数: 16

約数和(自身を含む): 99532800

約数和(自身を除く): 21522895

約数列:

[1, 5, 23, 53, 115, 265, 1219, 6095, 12799, 63995, 294377, 678347, 1471885, 3391735, 15601981, 78009905]

約数ペア:

[(1, 78009905), (5, 15601981), (23, 3391735), (53, 1471885), (115, 678347), (265, 294377), (1219, 63995), (6095, 12799)]