199915672310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{72221}}^1$

素因数の和:73121

約数の個数: 64

約数和(自身を含む): 401542764480

約数和(自身を除く): 201627092170

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 857, 1615, 1714, 3230, 4285, 8570, 14569, 16283, 29138, 32566, 72221, 72845, 81415, 144442, 145690, 162830, 276811, 361105, 553622, 722210, 1227757, 1372199, 1384055, 2455514, 2744398, 2768110, 6138785, 6860995, 12277570, 13721990, 23327383, 46654766, 61893397, 116636915, 123786794, 233273830, 309466985, 618933970, 1052187749, 1175974543, 2104375498, 2351949086, 5260938745, 5879872715, 10521877490, 11759745430, 19991567231, 39983134462, 99957836155, 199915672310]

約数ペア:

[(1, 199915672310), (2, 99957836155), (5, 39983134462), (10, 19991567231), (17, 11759745430), (19, 10521877490), (34, 5879872715), (38, 5260938745), (85, 2351949086), (95, 2104375498), (170, 1175974543), (190, 1052187749), (323, 618933970), (646, 309466985), (857, 233273830), (1615, 123786794), (1714, 116636915), (3230, 61893397), (4285, 46654766), (8570, 23327383), (14569, 13721990), (16283, 12277570), (29138, 6860995), (32566, 6138785), (72221, 2768110), (72845, 2744398), (81415, 2455514), (144442, 1384055), (145690, 1372199), (162830, 1227757), (276811, 722210), (361105, 553622)]