81988116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1173

約数の個数: 96

約数和(自身を含む): 235253760

約数和(自身を除く): 153265644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 47, 57, 76, 84, 94, 114, 133, 141, 188, 228, 266, 282, 329, 399, 532, 564, 658, 798, 893, 987, 1093, 1316, 1596, 1786, 1974, 2186, 2679, 3279, 3572, 3948, 4372, 5358, 6251, 6558, 7651, 10716, 12502, 13116, 15302, 18753, 20767, 22953, 25004, 30604, 37506, 41534, 45906, 51371, 62301, 75012, 83068, 91812, 102742, 124602, 145369, 154113, 205484, 249204, 290738, 308226, 359597, 436107, 581476, 616452, 719194, 872214, 976049, 1078791, 1438388, 1744428, 1952098, 2157582, 2928147, 3904196, 4315164, 5856294, 6832343, 11712588, 13664686, 20497029, 27329372, 40994058, 81988116]

約数ペア:

[(1, 81988116), (2, 40994058), (3, 27329372), (4, 20497029), (6, 13664686), (7, 11712588), (12, 6832343), (14, 5856294), (19, 4315164), (21, 3904196), (28, 2928147), (38, 2157582), (42, 1952098), (47, 1744428), (57, 1438388), (76, 1078791), (84, 976049), (94, 872214), (114, 719194), (133, 616452), (141, 581476), (188, 436107), (228, 359597), (266, 308226), (282, 290738), (329, 249204), (399, 205484), (532, 154113), (564, 145369), (658, 124602), (798, 102742), (893, 91812), (987, 83068), (1093, 75012), (1316, 62301), (1596, 51371), (1786, 45906), (1974, 41534), (2186, 37506), (2679, 30604), (3279, 25004), (3572, 22953), (3948, 20767), (4372, 18753), (5358, 15302), (6251, 13116), (6558, 12502), (7651, 10716)]