77996815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7643}}^1$

素因数の和:7818

約数の個数: 16

約数和(自身を含む): 101451168

約数和(自身を除く): 23454353

約数列:

[1, 5, 13, 65, 157, 785, 2041, 7643, 10205, 38215, 99359, 496795, 1199951, 5999755, 15599363, 77996815]

約数ペア:

[(1, 77996815), (5, 15599363), (13, 5999755), (65, 1199951), (157, 496795), (785, 99359), (2041, 38215), (7643, 10205)]