86439890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{4903}}^1$

素因数の和:4994

約数の個数: 32

約数和(自身を含む): 163126656

約数和(自身を除く): 76686766

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1763, 3526, 4903, 8815, 9806, 17630, 24515, 49030, 201023, 210829, 402046, 421658, 1005115, 1054145, 2010230, 2108290, 8643989, 17287978, 43219945, 86439890]

約数ペア:

[(1, 86439890), (2, 43219945), (5, 17287978), (10, 8643989), (41, 2108290), (43, 2010230), (82, 1054145), (86, 1005115), (205, 421658), (215, 402046), (410, 210829), (430, 201023), (1763, 49030), (3526, 24515), (4903, 17630), (8815, 9806)]