80225380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10259}}^1$

素因数の和:10308

約数の個数: 48

約数和(自身を含む): 186157440

約数和(自身を除く): 105932060

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 10259, 20518, 41036, 51295, 102590, 174403, 205180, 235957, 348806, 471914, 697612, 872015, 943828, 1179785, 1744030, 2359570, 3488060, 4011269, 4719140, 8022538, 16045076, 20056345, 40112690, 80225380]

約数ペア:

[(1, 80225380), (2, 40112690), (4, 20056345), (5, 16045076), (10, 8022538), (17, 4719140), (20, 4011269), (23, 3488060), (34, 2359570), (46, 1744030), (68, 1179785), (85, 943828), (92, 872015), (115, 697612), (170, 471914), (230, 348806), (340, 235957), (391, 205180), (460, 174403), (782, 102590), (1564, 51295), (1955, 41036), (3910, 20518), (7820, 10259)]