87352880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 216280800

約数和(自身を除く): 128927920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 505, 569, 760, 808, 1010, 1138, 1520, 1616, 1919, 2020, 2276, 2845, 3838, 4040, 4552, 5690, 7676, 8080, 9104, 9595, 10811, 11380, 15352, 19190, 21622, 22760, 30704, 38380, 43244, 45520, 54055, 57469, 76760, 86488, 108110, 114938, 153520, 172976, 216220, 229876, 287345, 432440, 459752, 574690, 864880, 919504, 1091911, 1149380, 2183822, 2298760, 4367644, 4597520, 5459555, 8735288, 10919110, 17470576, 21838220, 43676440, 87352880]

約数ペア:

[(1, 87352880), (2, 43676440), (4, 21838220), (5, 17470576), (8, 10919110), (10, 8735288), (16, 5459555), (19, 4597520), (20, 4367644), (38, 2298760), (40, 2183822), (76, 1149380), (80, 1091911), (95, 919504), (101, 864880), (152, 574690), (190, 459752), (202, 432440), (304, 287345), (380, 229876), (404, 216220), (505, 172976), (569, 153520), (760, 114938), (808, 108110), (1010, 86488), (1138, 76760), (1520, 57469), (1616, 54055), (1919, 45520), (2020, 43244), (2276, 38380), (2845, 30704), (3838, 22760), (4040, 21622), (4552, 19190), (5690, 15352), (7676, 11380), (8080, 10811), (9104, 9595)]