89400320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:963

約数の個数: 88

約数和(自身を含む): 225988800

約数和(自身を除く): 136588480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 919, 1024, 1216, 1280, 1520, 1838, 2432, 2560, 3040, 3676, 4595, 4864, 5120, 6080, 7352, 9190, 9728, 12160, 14704, 17461, 18380, 19456, 24320, 29408, 34922, 36760, 48640, 58816, 69844, 73520, 87305, 97280, 117632, 139688, 147040, 174610, 235264, 279376, 294080, 349220, 470528, 558752, 588160, 698440, 941056, 1117504, 1176320, 1396880, 2235008, 2352640, 2793760, 4470016, 4705280, 5587520, 8940032, 11175040, 17880064, 22350080, 44700160, 89400320]

約数ペア:

[(1, 89400320), (2, 44700160), (4, 22350080), (5, 17880064), (8, 11175040), (10, 8940032), (16, 5587520), (19, 4705280), (20, 4470016), (32, 2793760), (38, 2352640), (40, 2235008), (64, 1396880), (76, 1176320), (80, 1117504), (95, 941056), (128, 698440), (152, 588160), (160, 558752), (190, 470528), (256, 349220), (304, 294080), (320, 279376), (380, 235264), (512, 174610), (608, 147040), (640, 139688), (760, 117632), (919, 97280), (1024, 87305), (1216, 73520), (1280, 69844), (1520, 58816), (1838, 48640), (2432, 36760), (2560, 34922), (3040, 29408), (3676, 24320), (4595, 19456), (4864, 18380), (5120, 17461), (6080, 14704), (7352, 12160), (9190, 9728)]