81229652

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 177577344

約数和(自身を除く): 96347692

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 161, 196, 259, 322, 487, 518, 644, 851, 974, 1036, 1127, 1702, 1813, 1948, 2254, 3404, 3409, 3626, 4508, 5957, 6818, 7252, 11201, 11914, 13636, 18019, 22402, 23828, 23863, 36038, 41699, 44804, 47726, 72076, 78407, 83398, 95452, 126133, 156814, 166796, 252266, 313628, 414437, 504532, 548849, 828874, 882931, 1097698, 1657748, 1765862, 2195396, 2901059, 3531724, 5802118, 11604236, 20307413, 40614826, 81229652]

約数ペア:

[(1, 81229652), (2, 40614826), (4, 20307413), (7, 11604236), (14, 5802118), (23, 3531724), (28, 2901059), (37, 2195396), (46, 1765862), (49, 1657748), (74, 1097698), (92, 882931), (98, 828874), (148, 548849), (161, 504532), (196, 414437), (259, 313628), (322, 252266), (487, 166796), (518, 156814), (644, 126133), (851, 95452), (974, 83398), (1036, 78407), (1127, 72076), (1702, 47726), (1813, 44804), (1948, 41699), (2254, 36038), (3404, 23863), (3409, 23828), (3626, 22402), (4508, 18019), (5957, 13636), (6818, 11914), (7252, 11201)]