80314970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10987}}^1$

素因数の和:11054

約数の個数: 32

約数和(自身を含む): 156644928

約数和(自身を除く): 76329958

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 10987, 21974, 54935, 109870, 186779, 373558, 472441, 933895, 944882, 1867790, 2362205, 4724410, 8031497, 16062994, 40157485, 80314970]

約数ペア:

[(1, 80314970), (2, 40157485), (5, 16062994), (10, 8031497), (17, 4724410), (34, 2362205), (43, 1867790), (85, 944882), (86, 933895), (170, 472441), (215, 373558), (430, 186779), (731, 109870), (1462, 54935), (3655, 21974), (7310, 10987)]