77766975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2417}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 163708272

約数和(自身を除く): 85941297

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 2145, 2417, 2475, 2925, 3575, 6435, 7251, 10725, 12085, 21753, 26587, 31421, 32175, 36255, 60425, 79761, 94263, 108765, 132935, 157105, 181275, 239283, 282789, 345631, 398805, 471315, 543825, 664675, 785525, 1036893, 1196415, 1413945, 1728155, 1994025, 2356575, 3110679, 5184465, 5982075, 7069725, 8640775, 15553395, 25922325, 77766975]

約数ペア:

[(1, 77766975), (3, 25922325), (5, 15553395), (9, 8640775), (11, 7069725), (13, 5982075), (15, 5184465), (25, 3110679), (33, 2356575), (39, 1994025), (45, 1728155), (55, 1413945), (65, 1196415), (75, 1036893), (99, 785525), (117, 664675), (143, 543825), (165, 471315), (195, 398805), (225, 345631), (275, 282789), (325, 239283), (429, 181275), (495, 157105), (585, 132935), (715, 108765), (825, 94263), (975, 79761), (1287, 60425), (2145, 36255), (2417, 32175), (2475, 31421), (2925, 26587), (3575, 21753), (6435, 12085), (7251, 10725)]