67970680

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{15881}}^1$

素因数の和:15999

約数の個数: 32

約数和(自身を含む): 154373040

約数和(自身を除く): 86402360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 15881, 31762, 63524, 79405, 127048, 158810, 317620, 635240, 1699267, 3398534, 6797068, 8496335, 13594136, 16992670, 33985340, 67970680]

約数ペア:

[(1, 67970680), (2, 33985340), (4, 16992670), (5, 13594136), (8, 8496335), (10, 6797068), (20, 3398534), (40, 1699267), (107, 635240), (214, 317620), (428, 158810), (535, 127048), (856, 79405), (1070, 63524), (2140, 31762), (4280, 15881)]