680959864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{92221}}^1$

素因数の和:92311

約数の個数: 32

約数和(自身を含む): 1394396640

約数和(自身を除く): 713436776

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 92221, 184442, 368884, 737768, 1198873, 2397746, 4795492, 6547691, 9590984, 13095382, 26190764, 52381528, 85119983, 170239966, 340479932, 680959864]

約数ペア:

[(1, 680959864), (2, 340479932), (4, 170239966), (8, 85119983), (13, 52381528), (26, 26190764), (52, 13095382), (71, 9590984), (104, 6547691), (142, 4795492), (284, 2397746), (568, 1198873), (923, 737768), (1846, 368884), (3692, 184442), (7384, 92221)]