81588052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 189665280

約数和(自身を除く): 108077228

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 47, 52, 76, 91, 94, 133, 182, 188, 247, 251, 266, 329, 364, 494, 502, 532, 611, 658, 893, 988, 1004, 1222, 1316, 1729, 1757, 1786, 2444, 3263, 3458, 3514, 3572, 4277, 4769, 6251, 6526, 6916, 7028, 8554, 9538, 11609, 11797, 12502, 13052, 17108, 19076, 22841, 23218, 23594, 25004, 33383, 45682, 46436, 47188, 61997, 66766, 81263, 82579, 91364, 123994, 133532, 153361, 162526, 165158, 224143, 247988, 306722, 325052, 330316, 433979, 448286, 613444, 867958, 896572, 1073527, 1569001, 1735916, 2147054, 2913859, 3138002, 4294108, 5827718, 6276004, 11655436, 20397013, 40794026, 81588052]

約数ペア:

[(1, 81588052), (2, 40794026), (4, 20397013), (7, 11655436), (13, 6276004), (14, 5827718), (19, 4294108), (26, 3138002), (28, 2913859), (38, 2147054), (47, 1735916), (52, 1569001), (76, 1073527), (91, 896572), (94, 867958), (133, 613444), (182, 448286), (188, 433979), (247, 330316), (251, 325052), (266, 306722), (329, 247988), (364, 224143), (494, 165158), (502, 162526), (532, 153361), (611, 133532), (658, 123994), (893, 91364), (988, 82579), (1004, 81263), (1222, 66766), (1316, 61997), (1729, 47188), (1757, 46436), (1786, 45682), (2444, 33383), (3263, 25004), (3458, 23594), (3514, 23218), (3572, 22841), (4277, 19076), (4769, 17108), (6251, 13052), (6526, 12502), (6916, 11797), (7028, 11609), (8554, 9538)]