90749240

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{6427}}^1$

素因数の和:6791

約数の個数: 32

約数和(自身を含む): 204796080

約数和(自身を除く): 114046840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 6427, 7060, 12854, 14120, 25708, 32135, 51416, 64270, 128540, 257080, 2268731, 4537462, 9074924, 11343655, 18149848, 22687310, 45374620, 90749240]

約数ペア:

[(1, 90749240), (2, 45374620), (4, 22687310), (5, 18149848), (8, 11343655), (10, 9074924), (20, 4537462), (40, 2268731), (353, 257080), (706, 128540), (1412, 64270), (1765, 51416), (2824, 32135), (3530, 25708), (6427, 14120), (7060, 12854)]