8123025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 14891904

約数和(自身を除く): 6768879

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 277, 345, 391, 425, 575, 831, 1173, 1275, 1385, 1725, 1955, 4155, 4709, 5865, 6371, 6925, 9775, 14127, 19113, 20775, 23545, 29325, 31855, 70635, 95565, 108307, 117725, 159275, 324921, 353175, 477825, 541535, 1624605, 2707675, 8123025]

約数ペア:

[(1, 8123025), (3, 2707675), (5, 1624605), (15, 541535), (17, 477825), (23, 353175), (25, 324921), (51, 159275), (69, 117725), (75, 108307), (85, 95565), (115, 70635), (255, 31855), (277, 29325), (345, 23545), (391, 20775), (425, 19113), (575, 14127), (831, 9775), (1173, 6925), (1275, 6371), (1385, 5865), (1725, 4709), (1955, 4155)]