66618448

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 60

約数和(自身を含む): 142142688

約数和(自身を除く): 75524240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 169, 208, 284, 338, 347, 568, 676, 694, 923, 1136, 1352, 1388, 1846, 2704, 2776, 3692, 4511, 5552, 7384, 9022, 11999, 14768, 18044, 23998, 24637, 36088, 47996, 49274, 58643, 72176, 95992, 98548, 117286, 191984, 197096, 234572, 320281, 394192, 469144, 640562, 938288, 1281124, 2562248, 4163653, 5124496, 8327306, 16654612, 33309224, 66618448]

約数ペア:

[(1, 66618448), (2, 33309224), (4, 16654612), (8, 8327306), (13, 5124496), (16, 4163653), (26, 2562248), (52, 1281124), (71, 938288), (104, 640562), (142, 469144), (169, 394192), (208, 320281), (284, 234572), (338, 197096), (347, 191984), (568, 117286), (676, 98548), (694, 95992), (923, 72176), (1136, 58643), (1352, 49274), (1388, 47996), (1846, 36088), (2704, 24637), (2776, 23998), (3692, 18044), (4511, 14768), (5552, 11999), (7384, 9022)]