79997484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{991}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 220652544

約数和(自身を除く): 140655060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 961, 991, 1302, 1922, 1982, 2604, 2883, 2973, 3844, 3964, 5766, 5946, 6727, 6937, 11532, 11892, 13454, 13874, 20181, 20811, 26908, 27748, 30721, 40362, 41622, 61442, 80724, 83244, 92163, 122884, 184326, 215047, 368652, 430094, 645141, 860188, 952351, 1290282, 1904702, 2580564, 2857053, 3809404, 5714106, 6666457, 11428212, 13332914, 19999371, 26665828, 39998742, 79997484]

約数ペア:

[(1, 79997484), (2, 39998742), (3, 26665828), (4, 19999371), (6, 13332914), (7, 11428212), (12, 6666457), (14, 5714106), (21, 3809404), (28, 2857053), (31, 2580564), (42, 1904702), (62, 1290282), (84, 952351), (93, 860188), (124, 645141), (186, 430094), (217, 368652), (372, 215047), (434, 184326), (651, 122884), (868, 92163), (961, 83244), (991, 80724), (1302, 61442), (1922, 41622), (1982, 40362), (2604, 30721), (2883, 27748), (2973, 26908), (3844, 20811), (3964, 20181), (5766, 13874), (5946, 13454), (6727, 11892), (6937, 11532)]