640970295068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1217}}^1\times {\mathrm{25229}}^1$

素因数の和:26774

約数の個数: 48

約数和(自身を含む): 1192575273120

約数和(自身を除く): 551604978052

約数列:

[1, 2, 4, 17, 34, 68, 307, 614, 1217, 1228, 2434, 4868, 5219, 10438, 20689, 20876, 25229, 41378, 50458, 82756, 100916, 373619, 428893, 747238, 857786, 1494476, 1715572, 6351523, 7745303, 12703046, 15490606, 25406092, 30703693, 30981212, 61407386, 122814772, 131670151, 263340302, 521962781, 526680604, 1043925562, 2087851124, 9426033751, 18852067502, 37704135004, 160242573767, 320485147534, 640970295068]

約数ペア:

[(1, 640970295068), (2, 320485147534), (4, 160242573767), (17, 37704135004), (34, 18852067502), (68, 9426033751), (307, 2087851124), (614, 1043925562), (1217, 526680604), (1228, 521962781), (2434, 263340302), (4868, 131670151), (5219, 122814772), (10438, 61407386), (20689, 30981212), (20876, 30703693), (25229, 25406092), (41378, 15490606), (50458, 12703046), (82756, 7745303), (100916, 6351523), (373619, 1715572), (428893, 1494476), (747238, 857786)]