161533744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5261}}^1$

素因数の和:5389

約数の個数: 40

約数和(自身を含む): 332768880

約数和(自身を除く): 171235136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 1616, 1919, 3838, 5261, 7676, 10522, 15352, 21044, 30704, 42088, 84176, 99959, 199918, 399836, 531361, 799672, 1062722, 1599344, 2125444, 4250888, 8501776, 10095859, 20191718, 40383436, 80766872, 161533744]

約数ペア:

[(1, 161533744), (2, 80766872), (4, 40383436), (8, 20191718), (16, 10095859), (19, 8501776), (38, 4250888), (76, 2125444), (101, 1599344), (152, 1062722), (202, 799672), (304, 531361), (404, 399836), (808, 199918), (1616, 99959), (1919, 84176), (3838, 42088), (5261, 30704), (7676, 21044), (10522, 15352)]