66848540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2689}}^1$

素因数の和:2822

約数の個数: 48

約数和(自身を含む): 154556640

約数和(自身を除く): 87708100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 2260, 2486, 2689, 4972, 5378, 6215, 10756, 12430, 13445, 24860, 26890, 29579, 53780, 59158, 118316, 147895, 295790, 303857, 591580, 607714, 1215428, 1519285, 3038570, 3342427, 6077140, 6684854, 13369708, 16712135, 33424270, 66848540]

約数ペア:

[(1, 66848540), (2, 33424270), (4, 16712135), (5, 13369708), (10, 6684854), (11, 6077140), (20, 3342427), (22, 3038570), (44, 1519285), (55, 1215428), (110, 607714), (113, 591580), (220, 303857), (226, 295790), (452, 147895), (565, 118316), (1130, 59158), (1243, 53780), (2260, 29579), (2486, 26890), (2689, 24860), (4972, 13445), (5378, 12430), (6215, 10756)]