78870376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8521}}^1$

素因数の和:8629

約数の個数: 32

約数和(自身を含む): 161065800

約数和(自身を除く): 82195424

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 8521, 9256, 17042, 34084, 68168, 110773, 221546, 443092, 758369, 886184, 1516738, 3033476, 6066952, 9858797, 19717594, 39435188, 78870376]

約数ペア:

[(1, 78870376), (2, 39435188), (4, 19717594), (8, 9858797), (13, 6066952), (26, 3033476), (52, 1516738), (89, 886184), (104, 758369), (178, 443092), (356, 221546), (712, 110773), (1157, 68168), (2314, 34084), (4628, 17042), (8521, 9256)]