78889280

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8501}}^1$

素因数の和:8547

約数の個数: 56

約数和(自身を含む): 194355720

約数和(自身を除く): 115466440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 8501, 9280, 17002, 34004, 42505, 68008, 85010, 136016, 170020, 246529, 272032, 340040, 493058, 544064, 680080, 986116, 1232645, 1360160, 1972232, 2465290, 2720320, 3944464, 4930580, 7888928, 9861160, 15777856, 19722320, 39444640, 78889280]

約数ペア:

[(1, 78889280), (2, 39444640), (4, 19722320), (5, 15777856), (8, 9861160), (10, 7888928), (16, 4930580), (20, 3944464), (29, 2720320), (32, 2465290), (40, 1972232), (58, 1360160), (64, 1232645), (80, 986116), (116, 680080), (145, 544064), (160, 493058), (232, 340040), (290, 272032), (320, 246529), (464, 170020), (580, 136016), (928, 85010), (1160, 68008), (1856, 42505), (2320, 34004), (4640, 17002), (8501, 9280)]