77180445

素因数分解:

$3^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 140038080

約数和(自身を除く): 62857635

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 243, 405, 417, 457, 695, 1215, 1251, 1371, 2085, 2285, 3753, 4113, 6255, 6855, 11259, 12339, 18765, 20565, 33777, 37017, 56295, 61695, 63523, 111051, 168885, 185085, 190569, 317615, 555255, 571707, 952845, 1715121, 2858535, 5145363, 8575605, 15436089, 25726815, 77180445]

約数ペア:

[(1, 77180445), (3, 25726815), (5, 15436089), (9, 8575605), (15, 5145363), (27, 2858535), (45, 1715121), (81, 952845), (135, 571707), (139, 555255), (243, 317615), (405, 190569), (417, 185085), (457, 168885), (695, 111051), (1215, 63523), (1251, 61695), (1371, 56295), (2085, 37017), (2285, 33777), (3753, 20565), (4113, 18765), (6255, 12339), (6855, 11259)]