66462700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 149990400

約数和(自身を除く): 83527700

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 79, 94, 100, 158, 179, 188, 235, 316, 358, 395, 470, 716, 790, 895, 940, 1175, 1580, 1790, 1975, 2350, 3580, 3713, 3950, 4475, 4700, 7426, 7900, 8413, 8950, 14141, 14852, 16826, 17900, 18565, 28282, 33652, 37130, 42065, 56564, 70705, 74260, 84130, 92825, 141410, 168260, 185650, 210325, 282820, 353525, 371300, 420650, 664627, 707050, 841300, 1329254, 1414100, 2658508, 3323135, 6646270, 13292540, 16615675, 33231350, 66462700]

約数ペア:

[(1, 66462700), (2, 33231350), (4, 16615675), (5, 13292540), (10, 6646270), (20, 3323135), (25, 2658508), (47, 1414100), (50, 1329254), (79, 841300), (94, 707050), (100, 664627), (158, 420650), (179, 371300), (188, 353525), (235, 282820), (316, 210325), (358, 185650), (395, 168260), (470, 141410), (716, 92825), (790, 84130), (895, 74260), (940, 70705), (1175, 56564), (1580, 42065), (1790, 37130), (1975, 33652), (2350, 28282), (3580, 18565), (3713, 17900), (3950, 16826), (4475, 14852), (4700, 14141), (7426, 8950), (7900, 8413)]