78269175

素因数分解:

$3^2\times 5^2\times {\mathrm{541}}^1\times {\mathrm{643}}^1$

素因数の和:1200

約数の個数: 36

約数和(自身を含む): 140666344

約数和(自身を除く): 62397169

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 541, 643, 1623, 1929, 2705, 3215, 4869, 5787, 8115, 9645, 13525, 16075, 24345, 28935, 40575, 48225, 121725, 144675, 347863, 1043589, 1739315, 3130767, 5217945, 8696575, 15653835, 26089725, 78269175]

約数ペア:

[(1, 78269175), (3, 26089725), (5, 15653835), (9, 8696575), (15, 5217945), (25, 3130767), (45, 1739315), (75, 1043589), (225, 347863), (541, 144675), (643, 121725), (1623, 48225), (1929, 40575), (2705, 28935), (3215, 24345), (4869, 16075), (5787, 13525), (8115, 9645)]