80157460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 175129920

約数和(自身を除く): 94972460

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 1459, 2747, 2918, 5494, 5836, 7295, 10988, 13735, 14590, 27470, 29180, 54940, 59819, 97753, 119638, 195506, 239276, 299095, 391012, 488765, 598190, 977530, 1196380, 1955060, 4007873, 8015746, 16031492, 20039365, 40078730, 80157460]

約数ペア:

[(1, 80157460), (2, 40078730), (4, 20039365), (5, 16031492), (10, 8015746), (20, 4007873), (41, 1955060), (67, 1196380), (82, 977530), (134, 598190), (164, 488765), (205, 391012), (268, 299095), (335, 239276), (410, 195506), (670, 119638), (820, 97753), (1340, 59819), (1459, 54940), (2747, 29180), (2918, 27470), (5494, 14590), (5836, 13735), (7295, 10988)]