5805215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 8042496

約数和(自身を除く): 2237281

約数列:

[1, 5, 13, 31, 43, 65, 67, 155, 215, 335, 403, 559, 871, 1333, 2015, 2077, 2795, 2881, 4355, 6665, 10385, 14405, 17329, 27001, 37453, 86645, 89311, 135005, 187265, 446555, 1161043, 5805215]

約数ペア:

[(1, 5805215), (5, 1161043), (13, 446555), (31, 187265), (43, 135005), (65, 89311), (67, 86645), (155, 37453), (215, 27001), (335, 17329), (403, 14405), (559, 10385), (871, 6665), (1333, 4355), (2015, 2881), (2077, 2795)]