81425625

素因数分解:

$3^1\times 5^4\times {\mathrm{43427}}^1$

素因数の和:43450

約数の個数: 20

約数和(自身を含む): 135669072

約数和(自身を除く): 54243447

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 43427, 130281, 217135, 651405, 1085675, 3257025, 5428375, 16285125, 27141875, 81425625]

約数ペア:

[(1, 81425625), (3, 27141875), (5, 16285125), (15, 5428375), (25, 3257025), (75, 1085675), (125, 651405), (375, 217135), (625, 130281), (1875, 43427)]