64782700

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{5101}}^1$

素因数の和:5242

約数の個数: 36

約数和(自身を含む): 141713152

約数和(自身を除く): 76930452

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 2540, 3175, 5101, 6350, 10202, 12700, 20404, 25505, 51010, 102020, 127525, 255050, 510100, 647827, 1295654, 2591308, 3239135, 6478270, 12956540, 16195675, 32391350, 64782700]

約数ペア:

[(1, 64782700), (2, 32391350), (4, 16195675), (5, 12956540), (10, 6478270), (20, 3239135), (25, 2591308), (50, 1295654), (100, 647827), (127, 510100), (254, 255050), (508, 127525), (635, 102020), (1270, 51010), (2540, 25505), (3175, 20404), (5101, 12700), (6350, 10202)]