85917700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1$

素因数の和:2173

約数の個数: 72

約数和(自身を含む): 208986624

約数和(自身を除く): 123068924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 2111, 3700, 4070, 4222, 8140, 8444, 10175, 10555, 20350, 21110, 23221, 40700, 42220, 46442, 52775, 78107, 92884, 105550, 116105, 156214, 211100, 232210, 312428, 390535, 464420, 580525, 781070, 859177, 1161050, 1562140, 1718354, 1952675, 2322100, 3436708, 3905350, 4295885, 7810700, 8591770, 17183540, 21479425, 42958850, 85917700]

約数ペア:

[(1, 85917700), (2, 42958850), (4, 21479425), (5, 17183540), (10, 8591770), (11, 7810700), (20, 4295885), (22, 3905350), (25, 3436708), (37, 2322100), (44, 1952675), (50, 1718354), (55, 1562140), (74, 1161050), (100, 859177), (110, 781070), (148, 580525), (185, 464420), (220, 390535), (275, 312428), (370, 232210), (407, 211100), (550, 156214), (740, 116105), (814, 105550), (925, 92884), (1100, 78107), (1628, 52775), (1850, 46442), (2035, 42220), (2111, 40700), (3700, 23221), (4070, 21110), (4222, 20350), (8140, 10555), (8444, 10175)]