80778968

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{34939}}^1$

素因数の和:34979

約数の個数: 24

約数和(自身を含む): 160898700

約数和(自身を除く): 80119732

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 34939, 69878, 139756, 279512, 593963, 1187926, 2375852, 4751704, 10097371, 20194742, 40389484, 80778968]

約数ペア:

[(1, 80778968), (2, 40389484), (4, 20194742), (8, 10097371), (17, 4751704), (34, 2375852), (68, 1187926), (136, 593963), (289, 279512), (578, 139756), (1156, 69878), (2312, 34939)]