13115900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 33393696

約数和(自身を除く): 20277796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 457, 574, 700, 820, 914, 1025, 1148, 1435, 1828, 2050, 2285, 2870, 3199, 4100, 4570, 5740, 6398, 7175, 9140, 11425, 12796, 14350, 15995, 18737, 22850, 28700, 31990, 37474, 45700, 63980, 74948, 79975, 93685, 131159, 159950, 187370, 262318, 319900, 374740, 468425, 524636, 655795, 936850, 1311590, 1873700, 2623180, 3278975, 6557950, 13115900]

約数ペア:

[(1, 13115900), (2, 6557950), (4, 3278975), (5, 2623180), (7, 1873700), (10, 1311590), (14, 936850), (20, 655795), (25, 524636), (28, 468425), (35, 374740), (41, 319900), (50, 262318), (70, 187370), (82, 159950), (100, 131159), (140, 93685), (164, 79975), (175, 74948), (205, 63980), (287, 45700), (350, 37474), (410, 31990), (457, 28700), (574, 22850), (700, 18737), (820, 15995), (914, 14350), (1025, 12796), (1148, 11425), (1435, 9140), (1828, 7175), (2050, 6398), (2285, 5740), (2870, 4570), (3199, 4100)]