156924837320

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{7990063}}^1$

素因数の和:7990565

約数の個数: 32

約数和(自身を含む): 353800033920

約数和(自身を除く): 196875196600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 7990063, 15980126, 31960252, 39950315, 63920504, 79900630, 159801260, 319602520, 3923120933, 7846241866, 15692483732, 19615604665, 31384967464, 39231209330, 78462418660, 156924837320]

約数ペア:

[(1, 156924837320), (2, 78462418660), (4, 39231209330), (5, 31384967464), (8, 19615604665), (10, 15692483732), (20, 7846241866), (40, 3923120933), (491, 319602520), (982, 159801260), (1964, 79900630), (2455, 63920504), (3928, 39950315), (4910, 31960252), (9820, 15980126), (19640, 7990063)]