87656868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1193}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 240342648

約数和(自身を除く): 152685780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1193, 1413, 1884, 2041, 2386, 2826, 3579, 4082, 4772, 5652, 6123, 7158, 8164, 10737, 12246, 14316, 15509, 18369, 21474, 24492, 31018, 36738, 42948, 46527, 62036, 73476, 93054, 139581, 186108, 187301, 279162, 374602, 558324, 561903, 749204, 1123806, 1685709, 2247612, 2434913, 3371418, 4869826, 6742836, 7304739, 9739652, 14609478, 21914217, 29218956, 43828434, 87656868]

約数ペア:

[(1, 87656868), (2, 43828434), (3, 29218956), (4, 21914217), (6, 14609478), (9, 9739652), (12, 7304739), (13, 6742836), (18, 4869826), (26, 3371418), (36, 2434913), (39, 2247612), (52, 1685709), (78, 1123806), (117, 749204), (156, 561903), (157, 558324), (234, 374602), (314, 279162), (468, 187301), (471, 186108), (628, 139581), (942, 93054), (1193, 73476), (1413, 62036), (1884, 46527), (2041, 42948), (2386, 36738), (2826, 31018), (3579, 24492), (4082, 21474), (4772, 18369), (5652, 15509), (6123, 14316), (7158, 12246), (8164, 10737)]