77579780

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{11719}}^1$

素因数の和:12059

約数の個数: 24

約数和(自身を含む): 163423680

約数和(自身を除く): 85843900

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 11719, 23438, 46876, 58595, 117190, 234380, 3878989, 7757978, 15515956, 19394945, 38789890, 77579780]

約数ペア:

[(1, 77579780), (2, 38789890), (4, 19394945), (5, 15515956), (10, 7757978), (20, 3878989), (331, 234380), (662, 117190), (1324, 58595), (1655, 46876), (3310, 23438), (6620, 11719)]