82145420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 208631808

約数和(自身を除く): 126486388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 97, 115, 140, 161, 194, 230, 263, 322, 388, 460, 485, 526, 644, 679, 805, 970, 1052, 1315, 1358, 1610, 1841, 1940, 2231, 2630, 2716, 3220, 3395, 3682, 4462, 5260, 6049, 6790, 7364, 8924, 9205, 11155, 12098, 13580, 15617, 18410, 22310, 24196, 25511, 30245, 31234, 36820, 42343, 44620, 51022, 60490, 62468, 78085, 84686, 102044, 120980, 127555, 156170, 169372, 178577, 211715, 255110, 312340, 357154, 423430, 510220, 586753, 714308, 846860, 892885, 1173506, 1785770, 2347012, 2933765, 3571540, 4107271, 5867530, 8214542, 11735060, 16429084, 20536355, 41072710, 82145420]

約数ペア:

[(1, 82145420), (2, 41072710), (4, 20536355), (5, 16429084), (7, 11735060), (10, 8214542), (14, 5867530), (20, 4107271), (23, 3571540), (28, 2933765), (35, 2347012), (46, 1785770), (70, 1173506), (92, 892885), (97, 846860), (115, 714308), (140, 586753), (161, 510220), (194, 423430), (230, 357154), (263, 312340), (322, 255110), (388, 211715), (460, 178577), (485, 169372), (526, 156170), (644, 127555), (679, 120980), (805, 102044), (970, 84686), (1052, 78085), (1315, 62468), (1358, 60490), (1610, 51022), (1841, 44620), (1940, 42343), (2231, 36820), (2630, 31234), (2716, 30245), (3220, 25511), (3395, 24196), (3682, 22310), (4462, 18410), (5260, 15617), (6049, 13580), (6790, 12098), (7364, 11155), (8924, 9205)]