64680080

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2203}}^1$

素因数の和:2583

約数の個数: 40

約数和(自身を含む): 150859392

約数和(自身を除く): 86179312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 2203, 2936, 3670, 4406, 5872, 7340, 8812, 11015, 14680, 17624, 22030, 29360, 35248, 44060, 88120, 176240, 808501, 1617002, 3234004, 4042505, 6468008, 8085010, 12936016, 16170020, 32340040, 64680080]

約数ペア:

[(1, 64680080), (2, 32340040), (4, 16170020), (5, 12936016), (8, 8085010), (10, 6468008), (16, 4042505), (20, 3234004), (40, 1617002), (80, 808501), (367, 176240), (734, 88120), (1468, 44060), (1835, 35248), (2203, 29360), (2936, 22030), (3670, 17624), (4406, 14680), (5872, 11015), (7340, 8812)]