12841494875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 17845401600

約数和(自身を除く): 5003906725

約数列:

[1, 5, 11, 25, 55, 71, 125, 199, 275, 355, 661, 781, 995, 1375, 1775, 2189, 3305, 3905, 4975, 7271, 8875, 10945, 14129, 16525, 19525, 24875, 36355, 46931, 54725, 70645, 82625, 97625, 131539, 155419, 181775, 234655, 273625, 353225, 516241, 657695, 777095, 908875, 1173275, 1446929, 1766125, 2581205, 3288475, 3885475, 5866375, 7234645, 9339269, 12906025, 16442375, 19427375, 36173225, 46696345, 64530125, 102731959, 180866125, 233481725, 513659795, 1167408625, 2568298975, 12841494875]

約数ペア:

[(1, 12841494875), (5, 2568298975), (11, 1167408625), (25, 513659795), (55, 233481725), (71, 180866125), (125, 102731959), (199, 64530125), (275, 46696345), (355, 36173225), (661, 19427375), (781, 16442375), (995, 12906025), (1375, 9339269), (1775, 7234645), (2189, 5866375), (3305, 3885475), (3905, 3288475), (4975, 2581205), (7271, 1766125), (8875, 1446929), (10945, 1173275), (14129, 908875), (16525, 777095), (19525, 657695), (24875, 516241), (36355, 353225), (46931, 273625), (54725, 234655), (70645, 181775), (82625, 155419), (97625, 131539)]