70278520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135151}}^1$

素因数の和:135175

約数の個数: 32

約数和(自身を含む): 170291520

約数和(自身を除く): 100013000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 135151, 270302, 540604, 675755, 1081208, 1351510, 1756963, 2703020, 3513926, 5406040, 7027852, 8784815, 14055704, 17569630, 35139260, 70278520]

約数ペア:

[(1, 70278520), (2, 35139260), (4, 17569630), (5, 14055704), (8, 8784815), (10, 7027852), (13, 5406040), (20, 3513926), (26, 2703020), (40, 1756963), (52, 1351510), (65, 1081208), (104, 675755), (130, 540604), (260, 270302), (520, 135151)]