53808125

素因数分解:

$5^4\times 7^3\times {\mathrm{251}}^1$

素因数の和:292

約数の個数: 40

約数和(自身を含む): 78724800

約数和(自身を除く): 24916675

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 251, 343, 625, 875, 1225, 1255, 1715, 1757, 4375, 6125, 6275, 8575, 8785, 12299, 30625, 31375, 42875, 43925, 61495, 86093, 156875, 214375, 219625, 307475, 430465, 1098125, 1537375, 2152325, 7686875, 10761625, 53808125]

約数ペア:

[(1, 53808125), (5, 10761625), (7, 7686875), (25, 2152325), (35, 1537375), (49, 1098125), (125, 430465), (175, 307475), (245, 219625), (251, 214375), (343, 156875), (625, 86093), (875, 61495), (1225, 43925), (1255, 42875), (1715, 31375), (1757, 30625), (4375, 12299), (6125, 8785), (6275, 8575)]