64849540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{66173}}^1$

素因数の和:66196

約数の個数: 36

約数和(自身を含む): 158420556

約数和(自身を除く): 93571016

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 66173, 132346, 264692, 330865, 463211, 661730, 926422, 1323460, 1852844, 2316055, 3242477, 4632110, 6484954, 9264220, 12969908, 16212385, 32424770, 64849540]

約数ペア:

[(1, 64849540), (2, 32424770), (4, 16212385), (5, 12969908), (7, 9264220), (10, 6484954), (14, 4632110), (20, 3242477), (28, 2316055), (35, 1852844), (49, 1323460), (70, 926422), (98, 661730), (140, 463211), (196, 330865), (245, 264692), (490, 132346), (980, 66173)]