71002048

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1485

約数の個数: 56

約数和(自身を含む): 154330400

約数和(自身を除く): 83328352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 793, 832, 976, 1399, 1586, 1952, 2798, 3172, 3904, 5596, 6344, 11192, 12688, 18187, 22384, 25376, 36374, 44768, 50752, 72748, 85339, 89536, 145496, 170678, 290992, 341356, 581984, 682712, 1109407, 1163968, 1365424, 2218814, 2730848, 4437628, 5461696, 8875256, 17750512, 35501024, 71002048]

約数ペア:

[(1, 71002048), (2, 35501024), (4, 17750512), (8, 8875256), (13, 5461696), (16, 4437628), (26, 2730848), (32, 2218814), (52, 1365424), (61, 1163968), (64, 1109407), (104, 682712), (122, 581984), (208, 341356), (244, 290992), (416, 170678), (488, 145496), (793, 89536), (832, 85339), (976, 72748), (1399, 50752), (1586, 44768), (1952, 36374), (2798, 25376), (3172, 22384), (3904, 18187), (5596, 12688), (6344, 11192)]