66515072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 144970560

約数和(自身を除く): 78455488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 284, 416, 563, 568, 832, 923, 1126, 1136, 1664, 1846, 2252, 2272, 3692, 4504, 4544, 7319, 7384, 9008, 9088, 14638, 14768, 18016, 29276, 29536, 36032, 39973, 58552, 59072, 72064, 79946, 117104, 118144, 159892, 234208, 319784, 468416, 519649, 639568, 936832, 1039298, 1279136, 2078596, 2558272, 4157192, 5116544, 8314384, 16628768, 33257536, 66515072]

約数ペア:

[(1, 66515072), (2, 33257536), (4, 16628768), (8, 8314384), (13, 5116544), (16, 4157192), (26, 2558272), (32, 2078596), (52, 1279136), (64, 1039298), (71, 936832), (104, 639568), (128, 519649), (142, 468416), (208, 319784), (284, 234208), (416, 159892), (563, 118144), (568, 117104), (832, 79946), (923, 72064), (1126, 59072), (1136, 58552), (1664, 39973), (1846, 36032), (2252, 29536), (2272, 29276), (3692, 18016), (4504, 14768), (4544, 14638), (7319, 9088), (7384, 9008)]