129711925

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 193737600

約数和(自身を除く): 64025675

約数列:

[1, 5, 7, 25, 29, 35, 61, 145, 175, 203, 305, 419, 427, 725, 1015, 1525, 1769, 2095, 2135, 2933, 5075, 8845, 10475, 10675, 12151, 12383, 14665, 25559, 44225, 60755, 61915, 73325, 85057, 127795, 178913, 303775, 309575, 425285, 638975, 741211, 894565, 2126425, 3706055, 4472825, 5188477, 18530275, 25942385, 129711925]

約数ペア:

[(1, 129711925), (5, 25942385), (7, 18530275), (25, 5188477), (29, 4472825), (35, 3706055), (61, 2126425), (145, 894565), (175, 741211), (203, 638975), (305, 425285), (419, 309575), (427, 303775), (725, 178913), (1015, 127795), (1525, 85057), (1769, 73325), (2095, 61915), (2135, 60755), (2933, 44225), (5075, 25559), (8845, 14665), (10475, 12383), (10675, 12151)]