71577760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14431}}^1$

素因数の和:14477

約数の個数: 48

約数和(自身を含む): 174569472

約数和(自身を除く): 102991712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 14431, 28862, 57724, 72155, 115448, 144310, 230896, 288620, 447361, 461792, 577240, 894722, 1154480, 1789444, 2236805, 2308960, 3578888, 4473610, 7157776, 8947220, 14315552, 17894440, 35788880, 71577760]

約数ペア:

[(1, 71577760), (2, 35788880), (4, 17894440), (5, 14315552), (8, 8947220), (10, 7157776), (16, 4473610), (20, 3578888), (31, 2308960), (32, 2236805), (40, 1789444), (62, 1154480), (80, 894722), (124, 577240), (155, 461792), (160, 447361), (248, 288620), (310, 230896), (496, 144310), (620, 115448), (992, 72155), (1240, 57724), (2480, 28862), (4960, 14431)]