129753280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21341}}^1$

素因数の和:21377

約数の個数: 56

約数和(自身を含む): 325252080

約数和(自身を除く): 195498800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 21341, 42682, 85364, 106705, 170728, 213410, 341456, 405479, 426820, 682912, 810958, 853640, 1365824, 1621916, 1707280, 2027395, 3243832, 3414560, 4054790, 6487664, 6829120, 8109580, 12975328, 16219160, 25950656, 32438320, 64876640, 129753280]

約数ペア:

[(1, 129753280), (2, 64876640), (4, 32438320), (5, 25950656), (8, 16219160), (10, 12975328), (16, 8109580), (19, 6829120), (20, 6487664), (32, 4054790), (38, 3414560), (40, 3243832), (64, 2027395), (76, 1707280), (80, 1621916), (95, 1365824), (152, 853640), (160, 810958), (190, 682912), (304, 426820), (320, 405479), (380, 341456), (608, 213410), (760, 170728), (1216, 106705), (1520, 85364), (3040, 42682), (6080, 21341)]