80475705

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1783}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 150284160

約数和(自身を除く): 69808455

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 295, 531, 765, 885, 1003, 1783, 2655, 3009, 5015, 5349, 8915, 9027, 15045, 16047, 26745, 30311, 45135, 80235, 90933, 105197, 151555, 272799, 315591, 454665, 525985, 946773, 1363995, 1577955, 1788349, 4733865, 5365047, 8941745, 16095141, 26825235, 80475705]

約数ペア:

[(1, 80475705), (3, 26825235), (5, 16095141), (9, 8941745), (15, 5365047), (17, 4733865), (45, 1788349), (51, 1577955), (59, 1363995), (85, 946773), (153, 525985), (177, 454665), (255, 315591), (295, 272799), (531, 151555), (765, 105197), (885, 90933), (1003, 80235), (1783, 45135), (2655, 30311), (3009, 26745), (5015, 16047), (5349, 15045), (8915, 9027)]