53431625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 72648576

約数和(自身を除く): 19216951

約数列:

[1, 5, 13, 25, 65, 125, 131, 251, 325, 655, 1255, 1625, 1703, 3263, 3275, 6275, 8515, 16315, 16375, 31375, 32881, 42575, 81575, 164405, 212875, 407875, 427453, 822025, 2137265, 4110125, 10686325, 53431625]

約数ペア:

[(1, 53431625), (5, 10686325), (13, 4110125), (25, 2137265), (65, 822025), (125, 427453), (131, 407875), (251, 212875), (325, 164405), (655, 81575), (1255, 42575), (1625, 32881), (1703, 31375), (3263, 16375), (3275, 16315), (6275, 8515)]