277750930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{85991}}^1$

素因数の和:86034

約数の個数: 32

約数和(自身を含む): 557228160

約数和(自身を除く): 279477230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 85991, 171982, 429955, 859910, 1461847, 1633829, 2923694, 3267658, 7309235, 8169145, 14618470, 16338290, 27775093, 55550186, 138875465, 277750930]

約数ペア:

[(1, 277750930), (2, 138875465), (5, 55550186), (10, 27775093), (17, 16338290), (19, 14618470), (34, 8169145), (38, 7309235), (85, 3267658), (95, 2923694), (170, 1633829), (190, 1461847), (323, 859910), (646, 429955), (1615, 171982), (3230, 85991)]