82813780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 211599360

約数和(自身を除く): 128785580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 163, 190, 191, 266, 326, 380, 382, 532, 652, 665, 764, 815, 955, 1141, 1330, 1337, 1630, 1910, 2282, 2660, 2674, 3097, 3260, 3629, 3820, 4564, 5348, 5705, 6194, 6685, 7258, 11410, 12388, 13370, 14516, 15485, 18145, 21679, 22820, 25403, 26740, 30970, 31133, 36290, 43358, 50806, 61940, 62266, 72580, 86716, 101612, 108395, 124532, 127015, 155665, 216790, 217931, 254030, 311330, 433580, 435862, 508060, 591527, 622660, 871724, 1089655, 1183054, 2179310, 2366108, 2957635, 4140689, 4358620, 5915270, 8281378, 11830540, 16562756, 20703445, 41406890, 82813780]

約数ペア:

[(1, 82813780), (2, 41406890), (4, 20703445), (5, 16562756), (7, 11830540), (10, 8281378), (14, 5915270), (19, 4358620), (20, 4140689), (28, 2957635), (35, 2366108), (38, 2179310), (70, 1183054), (76, 1089655), (95, 871724), (133, 622660), (140, 591527), (163, 508060), (190, 435862), (191, 433580), (266, 311330), (326, 254030), (380, 217931), (382, 216790), (532, 155665), (652, 127015), (665, 124532), (764, 108395), (815, 101612), (955, 86716), (1141, 72580), (1330, 62266), (1337, 61940), (1630, 50806), (1910, 43358), (2282, 36290), (2660, 31133), (2674, 30970), (3097, 26740), (3260, 25403), (3629, 22820), (3820, 21679), (4564, 18145), (5348, 15485), (5705, 14516), (6194, 13370), (6685, 12388), (7258, 11410)]