80104775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 105076608

約数和(自身を除く): 24971833

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 2521, 6355, 12605, 31775, 63025, 78151, 103361, 390755, 516805, 1953775, 2584025, 3204191, 16020955, 80104775]

約数ペア:

[(1, 80104775), (5, 16020955), (25, 3204191), (31, 2584025), (41, 1953775), (155, 516805), (205, 390755), (775, 103361), (1025, 78151), (1271, 63025), (2521, 31775), (6355, 12605)]