71347328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 156151800

約数和(自身を除く): 84804472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 416, 424, 689, 809, 832, 848, 1378, 1618, 1664, 1696, 2756, 3236, 3392, 5512, 6472, 6784, 10517, 11024, 12944, 21034, 22048, 25888, 42068, 42877, 44096, 51776, 84136, 85754, 88192, 103552, 168272, 171508, 336544, 343016, 557401, 673088, 686032, 1114802, 1346176, 1372064, 2229604, 2744128, 4459208, 5488256, 8918416, 17836832, 35673664, 71347328]

約数ペア:

[(1, 71347328), (2, 35673664), (4, 17836832), (8, 8918416), (13, 5488256), (16, 4459208), (26, 2744128), (32, 2229604), (52, 1372064), (53, 1346176), (64, 1114802), (104, 686032), (106, 673088), (128, 557401), (208, 343016), (212, 336544), (416, 171508), (424, 168272), (689, 103552), (809, 88192), (832, 85754), (848, 84136), (1378, 51776), (1618, 44096), (1664, 42877), (1696, 42068), (2756, 25888), (3236, 22048), (3392, 21034), (5512, 12944), (6472, 11024), (6784, 10517)]