71519945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 104785920

約数和(自身を除く): 33265975

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1015, 1085, 2273, 4495, 6293, 11365, 15911, 31465, 65917, 70463, 79555, 329585, 352315, 461419, 493241, 2043427, 2307095, 2466205, 10217135, 14303989, 71519945]

約数ペア:

[(1, 71519945), (5, 14303989), (7, 10217135), (29, 2466205), (31, 2307095), (35, 2043427), (145, 493241), (155, 461419), (203, 352315), (217, 329585), (899, 79555), (1015, 70463), (1085, 65917), (2273, 31465), (4495, 15911), (6293, 11365)]