27234740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 64227240

約数和(自身を除く): 36992500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 109, 124, 130, 155, 218, 260, 310, 403, 436, 545, 620, 806, 961, 1090, 1417, 1612, 1922, 2015, 2180, 2834, 3379, 3844, 4030, 4805, 5668, 6758, 7085, 8060, 9610, 12493, 13516, 14170, 16895, 19220, 24986, 28340, 33790, 43927, 49972, 62465, 67580, 87854, 104749, 124930, 175708, 209498, 219635, 249860, 418996, 439270, 523745, 878540, 1047490, 1361737, 2094980, 2723474, 5446948, 6808685, 13617370, 27234740]

約数ペア:

[(1, 27234740), (2, 13617370), (4, 6808685), (5, 5446948), (10, 2723474), (13, 2094980), (20, 1361737), (26, 1047490), (31, 878540), (52, 523745), (62, 439270), (65, 418996), (109, 249860), (124, 219635), (130, 209498), (155, 175708), (218, 124930), (260, 104749), (310, 87854), (403, 67580), (436, 62465), (545, 49972), (620, 43927), (806, 33790), (961, 28340), (1090, 24986), (1417, 19220), (1612, 16895), (1922, 14170), (2015, 13516), (2180, 12493), (2834, 9610), (3379, 8060), (3844, 7085), (4030, 6758), (4805, 5668)]