80201945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 105840000

約数和(自身を除く): 25638055

約数列:

[1, 5, 19, 41, 59, 95, 205, 295, 349, 779, 1121, 1745, 2419, 3895, 5605, 6631, 12095, 14309, 20591, 33155, 45961, 71545, 102955, 229805, 271871, 391229, 844231, 1359355, 1956145, 4221155, 16040389, 80201945]

約数ペア:

[(1, 80201945), (5, 16040389), (19, 4221155), (41, 1956145), (59, 1359355), (95, 844231), (205, 391229), (295, 271871), (349, 229805), (779, 102955), (1121, 71545), (1745, 45961), (2419, 33155), (3895, 20591), (5605, 14309), (6631, 12095)]