78506290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4091}}^1$

素因数の和:4218

約数の個数: 32

約数和(自身を含む): 150258240

約数和(自身を除く): 71751950

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 1010, 1919, 3838, 4091, 8182, 9595, 19190, 20455, 40910, 77729, 155458, 388645, 413191, 777290, 826382, 2065955, 4131910, 7850629, 15701258, 39253145, 78506290]

約数ペア:

[(1, 78506290), (2, 39253145), (5, 15701258), (10, 7850629), (19, 4131910), (38, 2065955), (95, 826382), (101, 777290), (190, 413191), (202, 388645), (505, 155458), (1010, 77729), (1919, 40910), (3838, 20455), (4091, 19190), (8182, 9595)]