80338825

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 119992320

約数和(自身を除く): 39653495

約数列:

[1, 5, 7, 25, 31, 35, 59, 155, 175, 217, 251, 295, 413, 775, 1085, 1255, 1475, 1757, 1829, 2065, 5425, 6275, 7781, 8785, 9145, 10325, 12803, 14809, 38905, 43925, 45725, 54467, 64015, 74045, 103663, 194525, 272335, 320075, 370225, 459079, 518315, 1361675, 2295395, 2591575, 3213553, 11476975, 16067765, 80338825]

約数ペア:

[(1, 80338825), (5, 16067765), (7, 11476975), (25, 3213553), (31, 2591575), (35, 2295395), (59, 1361675), (155, 518315), (175, 459079), (217, 370225), (251, 320075), (295, 272335), (413, 194525), (775, 103663), (1085, 74045), (1255, 64015), (1475, 54467), (1757, 45725), (1829, 43925), (2065, 38905), (5425, 14809), (6275, 12803), (7781, 10325), (8785, 9145)]