520035275

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{1471}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 657100800

約数和(自身を除く): 137065525

約数列:

[1, 5, 25, 79, 179, 395, 895, 1471, 1975, 4475, 7355, 14141, 36775, 70705, 116209, 263309, 353525, 581045, 1316545, 2905225, 6582725, 20801411, 104007055, 520035275]

約数ペア:

[(1, 520035275), (5, 104007055), (25, 20801411), (79, 6582725), (179, 2905225), (395, 1316545), (895, 581045), (1471, 353525), (1975, 263309), (4475, 116209), (7355, 70705), (14141, 36775)]