82580020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{49747}}^1$

素因数の和:49839

約数の個数: 24

約数和(自身を含む): 175510944

約数和(自身を除く): 92930924

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 49747, 99494, 198988, 248735, 497470, 994940, 4129001, 8258002, 16516004, 20645005, 41290010, 82580020]

約数ペア:

[(1, 82580020), (2, 41290010), (4, 20645005), (5, 16516004), (10, 8258002), (20, 4129001), (83, 994940), (166, 497470), (332, 248735), (415, 198988), (830, 99494), (1660, 49747)]