65961616

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 155545600

約数和(自身を除く): 89583984

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 139, 152, 223, 266, 278, 304, 446, 532, 556, 892, 973, 1064, 1112, 1561, 1784, 1946, 2128, 2224, 2641, 3122, 3568, 3892, 4237, 5282, 6244, 7784, 8474, 10564, 12488, 15568, 16948, 18487, 21128, 24976, 29659, 30997, 33896, 36974, 42256, 59318, 61994, 67792, 73948, 118636, 123988, 147896, 216979, 237272, 247976, 295792, 433958, 474544, 495952, 588943, 867916, 1177886, 1735832, 2355772, 3471664, 4122601, 4711544, 8245202, 9423088, 16490404, 32980808, 65961616]

約数ペア:

[(1, 65961616), (2, 32980808), (4, 16490404), (7, 9423088), (8, 8245202), (14, 4711544), (16, 4122601), (19, 3471664), (28, 2355772), (38, 1735832), (56, 1177886), (76, 867916), (112, 588943), (133, 495952), (139, 474544), (152, 433958), (223, 295792), (266, 247976), (278, 237272), (304, 216979), (446, 147896), (532, 123988), (556, 118636), (892, 73948), (973, 67792), (1064, 61994), (1112, 59318), (1561, 42256), (1784, 36974), (1946, 33896), (2128, 30997), (2224, 29659), (2641, 24976), (3122, 21128), (3568, 18487), (3892, 16948), (4237, 15568), (5282, 12488), (6244, 10564), (7784, 8474)]