89271880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1163}}^1$

素因数の和:1294

約数の個数: 64

約数和(自身を含む): 213710400

約数和(自身を除く): 124438520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 1010, 1163, 1919, 2020, 2326, 3838, 4040, 4652, 5815, 7676, 9304, 9595, 11630, 15352, 19190, 22097, 23260, 38380, 44194, 46520, 76760, 88388, 110485, 117463, 176776, 220970, 234926, 441940, 469852, 587315, 883880, 939704, 1174630, 2231797, 2349260, 4463594, 4698520, 8927188, 11158985, 17854376, 22317970, 44635940, 89271880]

約数ペア:

[(1, 89271880), (2, 44635940), (4, 22317970), (5, 17854376), (8, 11158985), (10, 8927188), (19, 4698520), (20, 4463594), (38, 2349260), (40, 2231797), (76, 1174630), (95, 939704), (101, 883880), (152, 587315), (190, 469852), (202, 441940), (380, 234926), (404, 220970), (505, 176776), (760, 117463), (808, 110485), (1010, 88388), (1163, 76760), (1919, 46520), (2020, 44194), (2326, 38380), (3838, 23260), (4040, 22097), (4652, 19190), (5815, 15352), (7676, 11630), (9304, 9595)]