218547680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105071}}^1$

素因数の和:105099

約数の個数: 48

約数和(自身を含む): 556041024

約数和(自身を除く): 337493344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 105071, 210142, 420284, 525355, 840568, 1050710, 1365923, 1681136, 2101420, 2731846, 3362272, 4202840, 5463692, 6829615, 8405680, 10927384, 13659230, 16811360, 21854768, 27318460, 43709536, 54636920, 109273840, 218547680]

約数ペア:

[(1, 218547680), (2, 109273840), (4, 54636920), (5, 43709536), (8, 27318460), (10, 21854768), (13, 16811360), (16, 13659230), (20, 10927384), (26, 8405680), (32, 6829615), (40, 5463692), (52, 4202840), (65, 3362272), (80, 2731846), (104, 2101420), (130, 1681136), (160, 1365923), (208, 1050710), (260, 840568), (416, 525355), (520, 420284), (1040, 210142), (2080, 105071)]