73974784

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5590

約数の個数: 44

約数和(自身を含む): 159281164

約数和(自身を除く): 85306380

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 5557, 6656, 11114, 13312, 22228, 44456, 72241, 88912, 144482, 177824, 288964, 355648, 577928, 711296, 1155856, 1422592, 2311712, 2845184, 4623424, 5690368, 9246848, 18493696, 36987392, 73974784]

約数ペア:

[(1, 73974784), (2, 36987392), (4, 18493696), (8, 9246848), (13, 5690368), (16, 4623424), (26, 2845184), (32, 2311712), (52, 1422592), (64, 1155856), (104, 711296), (128, 577928), (208, 355648), (256, 288964), (416, 177824), (512, 144482), (832, 88912), (1024, 72241), (1664, 44456), (3328, 22228), (5557, 13312), (6656, 11114)]