81659136

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8179}}^1$

素因数の和:8211

約数の個数: 72

約数和(自身を含む): 234078880

約数和(自身を除く): 152419744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 8179, 9984, 16358, 24537, 32716, 49074, 65432, 98148, 106327, 130864, 196296, 212654, 261728, 318981, 392592, 425308, 523456, 637962, 785184, 850616, 1046912, 1275924, 1570368, 1701232, 2093824, 2551848, 3140736, 3402464, 5103696, 6281472, 6804928, 10207392, 13609856, 20414784, 27219712, 40829568, 81659136]

約数ペア:

[(1, 81659136), (2, 40829568), (3, 27219712), (4, 20414784), (6, 13609856), (8, 10207392), (12, 6804928), (13, 6281472), (16, 5103696), (24, 3402464), (26, 3140736), (32, 2551848), (39, 2093824), (48, 1701232), (52, 1570368), (64, 1275924), (78, 1046912), (96, 850616), (104, 785184), (128, 637962), (156, 523456), (192, 425308), (208, 392592), (256, 318981), (312, 261728), (384, 212654), (416, 196296), (624, 130864), (768, 106327), (832, 98148), (1248, 65432), (1664, 49074), (2496, 32716), (3328, 24537), (4992, 16358), (8179, 9984)]