81492528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1886

約数の個数: 80

約数和(自身を含む): 229950560

約数和(自身を除く): 148458032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 73, 78, 104, 146, 156, 208, 219, 292, 312, 438, 584, 624, 876, 949, 1168, 1752, 1789, 1898, 2847, 3504, 3578, 3796, 5367, 5694, 7156, 7592, 10734, 11388, 14312, 15184, 21468, 22776, 23257, 28624, 42936, 45552, 46514, 69771, 85872, 93028, 130597, 139542, 186056, 261194, 279084, 372112, 391791, 522388, 558168, 783582, 1044776, 1116336, 1567164, 1697761, 2089552, 3134328, 3395522, 5093283, 6268656, 6791044, 10186566, 13582088, 20373132, 27164176, 40746264, 81492528]

約数ペア:

[(1, 81492528), (2, 40746264), (3, 27164176), (4, 20373132), (6, 13582088), (8, 10186566), (12, 6791044), (13, 6268656), (16, 5093283), (24, 3395522), (26, 3134328), (39, 2089552), (48, 1697761), (52, 1567164), (73, 1116336), (78, 1044776), (104, 783582), (146, 558168), (156, 522388), (208, 391791), (219, 372112), (292, 279084), (312, 261194), (438, 186056), (584, 139542), (624, 130597), (876, 93028), (949, 85872), (1168, 69771), (1752, 46514), (1789, 45552), (1898, 42936), (2847, 28624), (3504, 23257), (3578, 22776), (3796, 21468), (5367, 15184), (5694, 14312), (7156, 11388), (7592, 10734)]