80217316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1951}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 148117760

約数和(自身を除く): 67900444

約数列:

[1, 2, 4, 19, 38, 76, 541, 1082, 1951, 2164, 3902, 7804, 10279, 20558, 37069, 41116, 74138, 148276, 1055491, 2110982, 4221964, 20054329, 40108658, 80217316]

約数ペア:

[(1, 80217316), (2, 40108658), (4, 20054329), (19, 4221964), (38, 2110982), (76, 1055491), (541, 148276), (1082, 74138), (1951, 41116), (2164, 37069), (3902, 20558), (7804, 10279)]