6651320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12791}}^1$

素因数の和:12815

約数の個数: 32

約数和(自身を含む): 16117920

約数和(自身を除く): 9466600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12791, 25582, 51164, 63955, 102328, 127910, 166283, 255820, 332566, 511640, 665132, 831415, 1330264, 1662830, 3325660, 6651320]

約数ペア:

[(1, 6651320), (2, 3325660), (4, 1662830), (5, 1330264), (8, 831415), (10, 665132), (13, 511640), (20, 332566), (26, 255820), (40, 166283), (52, 127910), (65, 102328), (104, 63955), (130, 51164), (260, 25582), (520, 12791)]