25137910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{853}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 51895872

約数和(自身を除く): 26757962

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 853, 1706, 2105, 2947, 4210, 4265, 5894, 5971, 8530, 11942, 14735, 29470, 29855, 59710, 359113, 718226, 1795565, 2513791, 3591130, 5027582, 12568955, 25137910]

約数ペア:

[(1, 25137910), (2, 12568955), (5, 5027582), (7, 3591130), (10, 2513791), (14, 1795565), (35, 718226), (70, 359113), (421, 59710), (842, 29855), (853, 29470), (1706, 14735), (2105, 11942), (2947, 8530), (4210, 5971), (4265, 5894)]