102648320

素因数分解:

$2^9\times 5^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 80

約数和(自身を含む): 249178248

約数和(自身を除く): 146529928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 397, 404, 505, 512, 640, 794, 808, 1010, 1280, 1588, 1616, 1985, 2020, 2560, 3176, 3232, 3970, 4040, 6352, 6464, 7940, 8080, 12704, 12928, 15880, 16160, 25408, 25856, 31760, 32320, 40097, 50816, 51712, 63520, 64640, 80194, 101632, 127040, 129280, 160388, 200485, 203264, 254080, 258560, 320776, 400970, 508160, 641552, 801940, 1016320, 1283104, 1603880, 2566208, 3207760, 5132416, 6415520, 10264832, 12831040, 20529664, 25662080, 51324160, 102648320]

約数ペア:

[(1, 102648320), (2, 51324160), (4, 25662080), (5, 20529664), (8, 12831040), (10, 10264832), (16, 6415520), (20, 5132416), (32, 3207760), (40, 2566208), (64, 1603880), (80, 1283104), (101, 1016320), (128, 801940), (160, 641552), (202, 508160), (256, 400970), (320, 320776), (397, 258560), (404, 254080), (505, 203264), (512, 200485), (640, 160388), (794, 129280), (808, 127040), (1010, 101632), (1280, 80194), (1588, 64640), (1616, 63520), (1985, 51712), (2020, 50816), (2560, 40097), (3176, 32320), (3232, 31760), (3970, 25856), (4040, 25408), (6352, 16160), (6464, 15880), (7940, 12928), (8080, 12704)]