3000025

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 4523520

約数和(自身を除く): 1523495

約数列:

[1, 5, 7, 25, 31, 35, 49, 79, 155, 175, 217, 245, 395, 553, 775, 1085, 1225, 1519, 1975, 2449, 2765, 3871, 5425, 7595, 12245, 13825, 17143, 19355, 37975, 61225, 85715, 96775, 120001, 428575, 600005, 3000025]

約数ペア:

[(1, 3000025), (5, 600005), (7, 428575), (25, 120001), (31, 96775), (35, 85715), (49, 61225), (79, 37975), (155, 19355), (175, 17143), (217, 13825), (245, 12245), (395, 7595), (553, 5425), (775, 3871), (1085, 2765), (1225, 2449), (1519, 1975)]