77679080

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5867}}^1$

素因数の和:6209

約数の個数: 32

約数和(自身を含む): 175335840

約数和(自身を除く): 97656760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 5867, 6620, 11734, 13240, 23468, 29335, 46936, 58670, 117340, 234680, 1941977, 3883954, 7767908, 9709885, 15535816, 19419770, 38839540, 77679080]

約数ペア:

[(1, 77679080), (2, 38839540), (4, 19419770), (5, 15535816), (8, 9709885), (10, 7767908), (20, 3883954), (40, 1941977), (331, 234680), (662, 117340), (1324, 58670), (1655, 46936), (2648, 29335), (3310, 23468), (5867, 13240), (6620, 11734)]