81067888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 179809920

約数和(自身を除く): 98742032

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 59, 74, 88, 118, 148, 176, 211, 236, 296, 407, 422, 472, 592, 649, 814, 844, 944, 1298, 1628, 1688, 2183, 2321, 2596, 3256, 3376, 4366, 4642, 5192, 6512, 7807, 8732, 9284, 10384, 12449, 15614, 17464, 18568, 24013, 24898, 31228, 34928, 37136, 48026, 49796, 62456, 85877, 96052, 99592, 124912, 136939, 171754, 192104, 199184, 273878, 343508, 384208, 460613, 547756, 687016, 921226, 1095512, 1374032, 1842452, 2191024, 3684904, 5066743, 7369808, 10133486, 20266972, 40533944, 81067888]

約数ペア:

[(1, 81067888), (2, 40533944), (4, 20266972), (8, 10133486), (11, 7369808), (16, 5066743), (22, 3684904), (37, 2191024), (44, 1842452), (59, 1374032), (74, 1095512), (88, 921226), (118, 687016), (148, 547756), (176, 460613), (211, 384208), (236, 343508), (296, 273878), (407, 199184), (422, 192104), (472, 171754), (592, 136939), (649, 124912), (814, 99592), (844, 96052), (944, 85877), (1298, 62456), (1628, 49796), (1688, 48026), (2183, 37136), (2321, 34928), (2596, 31228), (3256, 24898), (3376, 24013), (4366, 18568), (4642, 17464), (5192, 15614), (6512, 12449), (7807, 10384), (8732, 9284)]