15669618620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{197003}}^1$

素因数の和:197150

約数の個数: 48

約数和(自身を含む): 34056475488

約数和(自身を除く): 18386856868

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 820, 970, 1940, 3977, 7954, 15908, 19885, 39770, 79540, 197003, 394006, 788012, 985015, 1970030, 3940060, 8077123, 16154246, 19109291, 32308492, 38218582, 40385615, 76437164, 80771230, 95546455, 161542460, 191092910, 382185820, 783480931, 1566961862, 3133923724, 3917404655, 7834809310, 15669618620]

約数ペア:

[(1, 15669618620), (2, 7834809310), (4, 3917404655), (5, 3133923724), (10, 1566961862), (20, 783480931), (41, 382185820), (82, 191092910), (97, 161542460), (164, 95546455), (194, 80771230), (205, 76437164), (388, 40385615), (410, 38218582), (485, 32308492), (820, 19109291), (970, 16154246), (1940, 8077123), (3977, 3940060), (7954, 1970030), (15908, 985015), (19885, 788012), (39770, 394006), (79540, 197003)]