71964516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 195084288

約数和(自身を除く): 123119772

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 124, 138, 156, 186, 276, 299, 372, 403, 598, 647, 713, 806, 897, 1196, 1209, 1294, 1426, 1612, 1794, 1941, 2139, 2418, 2588, 2852, 3588, 3882, 4278, 4836, 7764, 8411, 8556, 9269, 14881, 16822, 18538, 20057, 25233, 27807, 29762, 33644, 37076, 40114, 44643, 50466, 55614, 59524, 60171, 80228, 89286, 100932, 111228, 120342, 178572, 193453, 240684, 260741, 386906, 461311, 521482, 580359, 773812, 782223, 922622, 1042964, 1160718, 1383933, 1564446, 1845244, 2321436, 2767866, 3128892, 5535732, 5997043, 11994086, 17991129, 23988172, 35982258, 71964516]

約数ペア:

[(1, 71964516), (2, 35982258), (3, 23988172), (4, 17991129), (6, 11994086), (12, 5997043), (13, 5535732), (23, 3128892), (26, 2767866), (31, 2321436), (39, 1845244), (46, 1564446), (52, 1383933), (62, 1160718), (69, 1042964), (78, 922622), (92, 782223), (93, 773812), (124, 580359), (138, 521482), (156, 461311), (186, 386906), (276, 260741), (299, 240684), (372, 193453), (403, 178572), (598, 120342), (647, 111228), (713, 100932), (806, 89286), (897, 80228), (1196, 60171), (1209, 59524), (1294, 55614), (1426, 50466), (1612, 44643), (1794, 40114), (1941, 37076), (2139, 33644), (2418, 29762), (2588, 27807), (2852, 25233), (3588, 20057), (3882, 18538), (4278, 16822), (4836, 14881), (7764, 9269), (8411, 8556)]