26156775980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{681521}}^1$

素因数の和:681650

約数の個数: 48

約数和(自身を含む): 58392804960

約数和(自身を除く): 32236028980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 3838, 7676, 9595, 19190, 38380, 681521, 1363042, 2726084, 3407605, 6815210, 12948899, 13630420, 25897798, 51795596, 64744495, 68833621, 129488990, 137667242, 258977980, 275334484, 344168105, 688336210, 1307838799, 1376672420, 2615677598, 5231355196, 6539193995, 13078387990, 26156775980]

約数ペア:

[(1, 26156775980), (2, 13078387990), (4, 6539193995), (5, 5231355196), (10, 2615677598), (19, 1376672420), (20, 1307838799), (38, 688336210), (76, 344168105), (95, 275334484), (101, 258977980), (190, 137667242), (202, 129488990), (380, 68833621), (404, 64744495), (505, 51795596), (1010, 25897798), (1919, 13630420), (2020, 12948899), (3838, 6815210), (7676, 3407605), (9595, 2726084), (19190, 1363042), (38380, 681521)]