78142568

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45013}}^1$

素因数の和:45057

約数の個数: 32

約数和(自身を含む): 172853760

約数和(自身を除く): 94711192

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 45013, 90026, 180052, 315091, 360104, 630182, 1260364, 1395403, 2520728, 2790806, 5581612, 9767821, 11163224, 19535642, 39071284, 78142568]

約数ペア:

[(1, 78142568), (2, 39071284), (4, 19535642), (7, 11163224), (8, 9767821), (14, 5581612), (28, 2790806), (31, 2520728), (56, 1395403), (62, 1260364), (124, 630182), (217, 360104), (248, 315091), (434, 180052), (868, 90026), (1736, 45013)]