161061488

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 372404736

約数和(自身を除く): 211343248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 53, 56, 86, 106, 112, 172, 212, 301, 344, 371, 424, 602, 631, 688, 742, 848, 1204, 1262, 1484, 2279, 2408, 2524, 2968, 4417, 4558, 4816, 5048, 5936, 8834, 9116, 10096, 15953, 17668, 18232, 27133, 31906, 33443, 35336, 36464, 54266, 63812, 66886, 70672, 108532, 127624, 133772, 189931, 217064, 234101, 255248, 267544, 379862, 434128, 468202, 535088, 759724, 936404, 1438049, 1519448, 1872808, 2876098, 3038896, 3745616, 5752196, 10066343, 11504392, 20132686, 23008784, 40265372, 80530744, 161061488]

約数ペア:

[(1, 161061488), (2, 80530744), (4, 40265372), (7, 23008784), (8, 20132686), (14, 11504392), (16, 10066343), (28, 5752196), (43, 3745616), (53, 3038896), (56, 2876098), (86, 1872808), (106, 1519448), (112, 1438049), (172, 936404), (212, 759724), (301, 535088), (344, 468202), (371, 434128), (424, 379862), (602, 267544), (631, 255248), (688, 234101), (742, 217064), (848, 189931), (1204, 133772), (1262, 127624), (1484, 108532), (2279, 70672), (2408, 66886), (2524, 63812), (2968, 54266), (4417, 36464), (4558, 35336), (4816, 33443), (5048, 31906), (5936, 27133), (8834, 18232), (9116, 17668), (10096, 15953)]