64537180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111271}}^1$

素因数の和:111309

約数の個数: 24

約数和(自身を含む): 140202720

約数和(自身を除く): 75665540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 111271, 222542, 445084, 556355, 1112710, 2225420, 3226859, 6453718, 12907436, 16134295, 32268590, 64537180]

約数ペア:

[(1, 64537180), (2, 32268590), (4, 16134295), (5, 12907436), (10, 6453718), (20, 3226859), (29, 2225420), (58, 1112710), (116, 556355), (145, 445084), (290, 222542), (580, 111271)]