9898700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 24998400

約数和(自身を除く): 15099700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 179, 316, 350, 358, 395, 553, 700, 716, 790, 895, 1106, 1253, 1580, 1790, 1975, 2212, 2506, 2765, 3580, 3950, 4475, 5012, 5530, 6265, 7900, 8950, 11060, 12530, 13825, 14141, 17900, 25060, 27650, 28282, 31325, 55300, 56564, 62650, 70705, 98987, 125300, 141410, 197974, 282820, 353525, 395948, 494935, 707050, 989870, 1414100, 1979740, 2474675, 4949350, 9898700]

約数ペア:

[(1, 9898700), (2, 4949350), (4, 2474675), (5, 1979740), (7, 1414100), (10, 989870), (14, 707050), (20, 494935), (25, 395948), (28, 353525), (35, 282820), (50, 197974), (70, 141410), (79, 125300), (100, 98987), (140, 70705), (158, 62650), (175, 56564), (179, 55300), (316, 31325), (350, 28282), (358, 27650), (395, 25060), (553, 17900), (700, 14141), (716, 13825), (790, 12530), (895, 11060), (1106, 8950), (1253, 7900), (1580, 6265), (1790, 5530), (1975, 5012), (2212, 4475), (2506, 3950), (2765, 3580)]