72126172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 139043520

約数和(自身を除く): 66917348

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 109, 148, 218, 263, 436, 526, 629, 1052, 1258, 1853, 2516, 3706, 4033, 4471, 7412, 8066, 8942, 9731, 16132, 17884, 19462, 28667, 38924, 57334, 68561, 114668, 137122, 165427, 274244, 330854, 487339, 661708, 974678, 1060679, 1949356, 2121358, 4242716, 18031543, 36063086, 72126172]

約数ペア:

[(1, 72126172), (2, 36063086), (4, 18031543), (17, 4242716), (34, 2121358), (37, 1949356), (68, 1060679), (74, 974678), (109, 661708), (148, 487339), (218, 330854), (263, 274244), (436, 165427), (526, 137122), (629, 114668), (1052, 68561), (1258, 57334), (1853, 38924), (2516, 28667), (3706, 19462), (4033, 17884), (4471, 16132), (7412, 9731), (8066, 8942)]