2053008125

素因数分解:

$5^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1636

約数の個数: 60

約数和(自身を含む): 3055646880

約数和(自身を除く): 1002638755

約数列:

[1, 5, 7, 25, 35, 43, 49, 125, 175, 215, 245, 301, 625, 875, 1075, 1225, 1505, 1559, 2107, 4375, 5375, 6125, 7525, 7795, 10535, 10913, 26875, 30625, 37625, 38975, 52675, 54565, 67037, 76391, 188125, 194875, 263375, 272825, 335185, 381955, 469259, 974375, 1316875, 1364125, 1675925, 1909775, 2346295, 3284813, 6820625, 8379625, 9548875, 11731475, 16424065, 41898125, 47744375, 58657375, 82120325, 293286875, 410601625, 2053008125]

約数ペア:

[(1, 2053008125), (5, 410601625), (7, 293286875), (25, 82120325), (35, 58657375), (43, 47744375), (49, 41898125), (125, 16424065), (175, 11731475), (215, 9548875), (245, 8379625), (301, 6820625), (625, 3284813), (875, 2346295), (1075, 1909775), (1225, 1675925), (1505, 1364125), (1559, 1316875), (2107, 974375), (4375, 469259), (5375, 381955), (6125, 335185), (7525, 272825), (7795, 263375), (10535, 194875), (10913, 188125), (26875, 76391), (30625, 67037), (37625, 54565), (38975, 52675)]