200413915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 270950400

約数和(自身を除く): 70536485

約数列:

[1, 5, 13, 31, 65, 79, 155, 395, 403, 1027, 1259, 2015, 2449, 5135, 6295, 12245, 16367, 31837, 39029, 81835, 99461, 159185, 195145, 497305, 507377, 1292993, 2536885, 3083291, 6464965, 15416455, 40082783, 200413915]

約数ペア:

[(1, 200413915), (5, 40082783), (13, 15416455), (31, 6464965), (65, 3083291), (79, 2536885), (155, 1292993), (395, 507377), (403, 497305), (1027, 195145), (1259, 159185), (2015, 99461), (2449, 81835), (5135, 39029), (6295, 31837), (12245, 16367)]