66505400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{25579}}^1$

素因数の和:25608

約数の個数: 48

約数和(自身を含む): 166525800

約数和(自身を除く): 100020400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 25579, 51158, 102316, 127895, 204632, 255790, 332527, 511580, 639475, 665054, 1023160, 1278950, 1330108, 1662635, 2557900, 2660216, 3325270, 5115800, 6650540, 8313175, 13301080, 16626350, 33252700, 66505400]

約数ペア:

[(1, 66505400), (2, 33252700), (4, 16626350), (5, 13301080), (8, 8313175), (10, 6650540), (13, 5115800), (20, 3325270), (25, 2660216), (26, 2557900), (40, 1662635), (50, 1330108), (52, 1278950), (65, 1023160), (100, 665054), (104, 639475), (130, 511580), (200, 332527), (260, 255790), (325, 204632), (520, 127895), (650, 102316), (1300, 51158), (2600, 25579)]