85414520

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2633}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 192492720

約数和(自身を除く): 107078200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 2633, 3244, 4055, 5266, 6488, 8110, 10532, 13165, 16220, 21064, 26330, 32440, 52660, 105320, 2135363, 4270726, 8541452, 10676815, 17082904, 21353630, 42707260, 85414520]

約数ペア:

[(1, 85414520), (2, 42707260), (4, 21353630), (5, 17082904), (8, 10676815), (10, 8541452), (20, 4270726), (40, 2135363), (811, 105320), (1622, 52660), (2633, 32440), (3244, 26330), (4055, 21064), (5266, 16220), (6488, 13165), (8110, 10532)]