63985180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 158004000

約数和(自身を除く): 94018820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 599, 763, 980, 1090, 1198, 1526, 2180, 2396, 2995, 3052, 3815, 4193, 5341, 5990, 7630, 8386, 10682, 11980, 15260, 16772, 20965, 21364, 26705, 29351, 41930, 53410, 58702, 65291, 83860, 106820, 117404, 130582, 146755, 261164, 293510, 326455, 457037, 587020, 652910, 914074, 1305820, 1828148, 2285185, 3199259, 4570370, 6398518, 9140740, 12797036, 15996295, 31992590, 63985180]

約数ペア:

[(1, 63985180), (2, 31992590), (4, 15996295), (5, 12797036), (7, 9140740), (10, 6398518), (14, 4570370), (20, 3199259), (28, 2285185), (35, 1828148), (49, 1305820), (70, 914074), (98, 652910), (109, 587020), (140, 457037), (196, 326455), (218, 293510), (245, 261164), (436, 146755), (490, 130582), (545, 117404), (599, 106820), (763, 83860), (980, 65291), (1090, 58702), (1198, 53410), (1526, 41930), (2180, 29351), (2396, 26705), (2995, 21364), (3052, 20965), (3815, 16772), (4193, 15260), (5341, 11980), (5990, 10682), (7630, 8386)]