201399125

素因数分解:

$5^3\times {\mathrm{61}}^2\times {\mathrm{433}}^1$

素因数の和:570

約数の個数: 24

約数和(自身を含む): 256124232

約数和(自身を除く): 54725107

約数列:

[1, 5, 25, 61, 125, 305, 433, 1525, 2165, 3721, 7625, 10825, 18605, 26413, 54125, 93025, 132065, 465125, 660325, 1611193, 3301625, 8055965, 40279825, 201399125]

約数ペア:

[(1, 201399125), (5, 40279825), (25, 8055965), (61, 3301625), (125, 1611193), (305, 660325), (433, 465125), (1525, 132065), (2165, 93025), (3721, 54125), (7625, 26413), (10825, 18605)]