6640900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 16873920

約数和(自身を除く): 10233020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 140, 175, 179, 212, 265, 350, 358, 371, 530, 700, 716, 742, 895, 1060, 1253, 1325, 1484, 1790, 1855, 2506, 2650, 3580, 3710, 4475, 5012, 5300, 6265, 7420, 8950, 9275, 9487, 12530, 17900, 18550, 18974, 25060, 31325, 37100, 37948, 47435, 62650, 66409, 94870, 125300, 132818, 189740, 237175, 265636, 332045, 474350, 664090, 948700, 1328180, 1660225, 3320450, 6640900]

約数ペア:

[(1, 6640900), (2, 3320450), (4, 1660225), (5, 1328180), (7, 948700), (10, 664090), (14, 474350), (20, 332045), (25, 265636), (28, 237175), (35, 189740), (50, 132818), (53, 125300), (70, 94870), (100, 66409), (106, 62650), (140, 47435), (175, 37948), (179, 37100), (212, 31325), (265, 25060), (350, 18974), (358, 18550), (371, 17900), (530, 12530), (700, 9487), (716, 9275), (742, 8950), (895, 7420), (1060, 6265), (1253, 5300), (1325, 5012), (1484, 4475), (1790, 3710), (1855, 3580), (2506, 2650)]