81639576

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7411}}^1$

素因数の和:7446

約数の個数: 80

約数和(自身を含む): 242150040

約数和(自身を除く): 160510464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 306, 324, 408, 459, 612, 648, 918, 1224, 1377, 1836, 2754, 3672, 5508, 7411, 11016, 14822, 22233, 29644, 44466, 59288, 66699, 88932, 125987, 133398, 177864, 200097, 251974, 266796, 377961, 400194, 503948, 533592, 600291, 755922, 800388, 1007896, 1133883, 1200582, 1511844, 1600776, 2267766, 2401164, 3023688, 3401649, 4535532, 4802328, 6803298, 9071064, 10204947, 13606596, 20409894, 27213192, 40819788, 81639576]

約数ペア:

[(1, 81639576), (2, 40819788), (3, 27213192), (4, 20409894), (6, 13606596), (8, 10204947), (9, 9071064), (12, 6803298), (17, 4802328), (18, 4535532), (24, 3401649), (27, 3023688), (34, 2401164), (36, 2267766), (51, 1600776), (54, 1511844), (68, 1200582), (72, 1133883), (81, 1007896), (102, 800388), (108, 755922), (136, 600291), (153, 533592), (162, 503948), (204, 400194), (216, 377961), (306, 266796), (324, 251974), (408, 200097), (459, 177864), (612, 133398), (648, 125987), (918, 88932), (1224, 66699), (1377, 59288), (1836, 44466), (2754, 29644), (3672, 22233), (5508, 14822), (7411, 11016)]