81554928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18671}}^1$

素因数の和:18702

約数の個数: 80

約数和(自身を含む): 259316736

約数和(自身を除く): 177761808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 18671, 37342, 56013, 74684, 112026, 130697, 149368, 224052, 242723, 261394, 298736, 392091, 448104, 485446, 522788, 728169, 784182, 896208, 970892, 1045576, 1456338, 1568364, 1699061, 1941784, 2091152, 2912676, 3136728, 3398122, 3883568, 5097183, 5825352, 6273456, 6796244, 10194366, 11650704, 13592488, 20388732, 27184976, 40777464, 81554928]

約数ペア:

[(1, 81554928), (2, 40777464), (3, 27184976), (4, 20388732), (6, 13592488), (7, 11650704), (8, 10194366), (12, 6796244), (13, 6273456), (14, 5825352), (16, 5097183), (21, 3883568), (24, 3398122), (26, 3136728), (28, 2912676), (39, 2091152), (42, 1941784), (48, 1699061), (52, 1568364), (56, 1456338), (78, 1045576), (84, 970892), (91, 896208), (104, 784182), (112, 728169), (156, 522788), (168, 485446), (182, 448104), (208, 392091), (273, 298736), (312, 261394), (336, 242723), (364, 224052), (546, 149368), (624, 130697), (728, 112026), (1092, 74684), (1456, 56013), (2184, 37342), (4368, 18671)]