156939469640

素因数分解:

$2^3\times 5^1\times {\mathrm{5573}}^1\times {\mathrm{704017}}^1$

素因数の和:709601

約数の個数: 32

約数和(自身を含む): 353177669880

約数和(自身を除く): 196238200240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5573, 11146, 22292, 27865, 44584, 55730, 111460, 222920, 704017, 1408034, 2816068, 3520085, 5632136, 7040170, 14080340, 28160680, 3923486741, 7846973482, 15693946964, 19617433705, 31387893928, 39234867410, 78469734820, 156939469640]

約数ペア:

[(1, 156939469640), (2, 78469734820), (4, 39234867410), (5, 31387893928), (8, 19617433705), (10, 15693946964), (20, 7846973482), (40, 3923486741), (5573, 28160680), (11146, 14080340), (22292, 7040170), (27865, 5632136), (44584, 3520085), (55730, 2816068), (111460, 1408034), (222920, 704017)]