68878305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 127370880

約数和(自身を除く): 58492575

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 179, 255, 503, 537, 765, 895, 1509, 1611, 2515, 2685, 3043, 4527, 7545, 8055, 8551, 9129, 15215, 22635, 25653, 27387, 42755, 45645, 76959, 90037, 128265, 136935, 270111, 384795, 450185, 810333, 1350555, 1530629, 4051665, 4591887, 7653145, 13775661, 22959435, 68878305]

約数ペア:

[(1, 68878305), (3, 22959435), (5, 13775661), (9, 7653145), (15, 4591887), (17, 4051665), (45, 1530629), (51, 1350555), (85, 810333), (153, 450185), (179, 384795), (255, 270111), (503, 136935), (537, 128265), (765, 90037), (895, 76959), (1509, 45645), (1611, 42755), (2515, 27387), (2685, 25653), (3043, 22635), (4527, 15215), (7545, 9129), (8055, 8551)]