80200305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 150840144

約数和(自身を除く): 70639839

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1845, 2091, 2557, 3485, 6273, 7671, 10455, 12785, 23013, 31365, 38355, 43469, 104837, 115065, 130407, 217345, 314511, 391221, 524185, 652035, 943533, 1572555, 1782229, 1956105, 4717665, 5346687, 8911145, 16040061, 26733435, 80200305]

約数ペア:

[(1, 80200305), (3, 26733435), (5, 16040061), (9, 8911145), (15, 5346687), (17, 4717665), (41, 1956105), (45, 1782229), (51, 1572555), (85, 943533), (123, 652035), (153, 524185), (205, 391221), (255, 314511), (369, 217345), (615, 130407), (697, 115065), (765, 104837), (1845, 43469), (2091, 38355), (2557, 31365), (3485, 23013), (6273, 12785), (7671, 10455)]