289752125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4349}}^1$

素因数の和:4418

約数の個数: 32

約数和(自身を含む): 399016800

約数和(自身を除く): 109264675

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 533, 1025, 1625, 2665, 4349, 5125, 13325, 21745, 56537, 66625, 108725, 178309, 282685, 543625, 891545, 1413425, 2318017, 4457725, 7067125, 11590085, 22288625, 57950425, 289752125]

約数ペア:

[(1, 289752125), (5, 57950425), (13, 22288625), (25, 11590085), (41, 7067125), (65, 4457725), (125, 2318017), (205, 1413425), (325, 891545), (533, 543625), (1025, 282685), (1625, 178309), (2665, 108725), (4349, 66625), (5125, 56537), (13325, 21745)]