82471880

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4099}}^1$

素因数の和:4613

約数の個数: 32

約数和(自身を含む): 185976000

約数和(自身を除く): 103504120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 4099, 5030, 8198, 10060, 16396, 20120, 20495, 32792, 40990, 81980, 163960, 2061797, 4123594, 8247188, 10308985, 16494376, 20617970, 41235940, 82471880]

約数ペア:

[(1, 82471880), (2, 41235940), (4, 20617970), (5, 16494376), (8, 10308985), (10, 8247188), (20, 4123594), (40, 2061797), (503, 163960), (1006, 81980), (2012, 40990), (2515, 32792), (4024, 20495), (4099, 20120), (5030, 16396), (8198, 10060)]