72736640

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3919}}^1$

素因数の和:3967

約数の個数: 64

約数和(自身を含む): 179928000

約数和(自身を除く): 107191360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 3919, 4640, 7838, 9280, 15676, 18560, 19595, 31352, 39190, 62704, 78380, 113651, 125408, 156760, 227302, 250816, 313520, 454604, 501632, 568255, 627040, 909208, 1136510, 1254080, 1818416, 2273020, 2508160, 3636832, 4546040, 7273664, 9092080, 14547328, 18184160, 36368320, 72736640]

約数ペア:

[(1, 72736640), (2, 36368320), (4, 18184160), (5, 14547328), (8, 9092080), (10, 7273664), (16, 4546040), (20, 3636832), (29, 2508160), (32, 2273020), (40, 1818416), (58, 1254080), (64, 1136510), (80, 909208), (116, 627040), (128, 568255), (145, 501632), (160, 454604), (232, 313520), (290, 250816), (320, 227302), (464, 156760), (580, 125408), (640, 113651), (928, 78380), (1160, 62704), (1856, 39190), (2320, 31352), (3712, 19595), (3919, 18560), (4640, 15676), (7838, 9280)]