88781440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12611}}^1$

素因数の和:12641

約数の個数: 64

約数和(自身を含む): 231556320

約数和(自身を除く): 142774880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 12611, 25222, 50444, 63055, 100888, 126110, 138721, 201776, 252220, 277442, 403552, 504440, 554884, 693605, 807104, 1008880, 1109768, 1387210, 1614208, 2017760, 2219536, 2774420, 4035520, 4439072, 5548840, 8071040, 8878144, 11097680, 17756288, 22195360, 44390720, 88781440]

約数ペア:

[(1, 88781440), (2, 44390720), (4, 22195360), (5, 17756288), (8, 11097680), (10, 8878144), (11, 8071040), (16, 5548840), (20, 4439072), (22, 4035520), (32, 2774420), (40, 2219536), (44, 2017760), (55, 1614208), (64, 1387210), (80, 1109768), (88, 1008880), (110, 807104), (128, 693605), (160, 554884), (176, 504440), (220, 403552), (320, 277442), (352, 252220), (440, 201776), (640, 138721), (704, 126110), (880, 100888), (1408, 63055), (1760, 50444), (3520, 25222), (7040, 12611)]