81245952

素因数分解:

$2^8\times 3^2\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:398

約数の個数: 108

約数和(自身を含む): 236756520

約数和(自身を除く): 155510568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 179, 192, 197, 256, 288, 358, 384, 394, 537, 576, 591, 716, 768, 788, 1074, 1152, 1182, 1432, 1576, 1611, 1773, 2148, 2304, 2364, 2864, 3152, 3222, 3546, 4296, 4728, 5728, 6304, 6444, 7092, 8592, 9456, 11456, 12608, 12888, 14184, 17184, 18912, 22912, 25216, 25776, 28368, 34368, 35263, 37824, 45824, 50432, 51552, 56736, 68736, 70526, 75648, 103104, 105789, 113472, 137472, 141052, 151296, 206208, 211578, 226944, 282104, 317367, 412416, 423156, 453888, 564208, 634734, 846312, 1128416, 1269468, 1692624, 2256832, 2538936, 3385248, 4513664, 5077872, 6770496, 9027328, 10155744, 13540992, 20311488, 27081984, 40622976, 81245952]

約数ペア:

[(1, 81245952), (2, 40622976), (3, 27081984), (4, 20311488), (6, 13540992), (8, 10155744), (9, 9027328), (12, 6770496), (16, 5077872), (18, 4513664), (24, 3385248), (32, 2538936), (36, 2256832), (48, 1692624), (64, 1269468), (72, 1128416), (96, 846312), (128, 634734), (144, 564208), (179, 453888), (192, 423156), (197, 412416), (256, 317367), (288, 282104), (358, 226944), (384, 211578), (394, 206208), (537, 151296), (576, 141052), (591, 137472), (716, 113472), (768, 105789), (788, 103104), (1074, 75648), (1152, 70526), (1182, 68736), (1432, 56736), (1576, 51552), (1611, 50432), (1773, 45824), (2148, 37824), (2304, 35263), (2364, 34368), (2864, 28368), (3152, 25776), (3222, 25216), (3546, 22912), (4296, 18912), (4728, 17184), (5728, 14184), (6304, 12888), (6444, 12608), (7092, 11456), (8592, 9456)]