81642816

素因数分解:

$2^6\times 3^4\times {\mathrm{15749}}^1$

素因数の和:15773

約数の個数: 70

約数和(自身を含む): 242030250

約数和(自身を除く): 160387434

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 15749, 31498, 47247, 62996, 94494, 125992, 141741, 188988, 251984, 283482, 377976, 425223, 503968, 566964, 755952, 850446, 1007936, 1133928, 1275669, 1511904, 1700892, 2267856, 2551338, 3023808, 3401784, 4535712, 5102676, 6803568, 9071424, 10205352, 13607136, 20410704, 27214272, 40821408, 81642816]

約数ペア:

[(1, 81642816), (2, 40821408), (3, 27214272), (4, 20410704), (6, 13607136), (8, 10205352), (9, 9071424), (12, 6803568), (16, 5102676), (18, 4535712), (24, 3401784), (27, 3023808), (32, 2551338), (36, 2267856), (48, 1700892), (54, 1511904), (64, 1275669), (72, 1133928), (81, 1007936), (96, 850446), (108, 755952), (144, 566964), (162, 503968), (192, 425223), (216, 377976), (288, 283482), (324, 251984), (432, 188988), (576, 141741), (648, 125992), (864, 94494), (1296, 62996), (1728, 47247), (2592, 31498), (5184, 15749)]