25341580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 58576896

約数和(自身を除く): 33235316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 907, 1270, 1397, 1814, 2540, 2794, 3628, 4535, 5588, 6985, 9070, 9977, 13970, 18140, 19954, 27940, 39908, 49885, 99770, 115189, 199540, 230378, 460756, 575945, 1151890, 1267079, 2303780, 2534158, 5068316, 6335395, 12670790, 25341580]

約数ペア:

[(1, 25341580), (2, 12670790), (4, 6335395), (5, 5068316), (10, 2534158), (11, 2303780), (20, 1267079), (22, 1151890), (44, 575945), (55, 460756), (110, 230378), (127, 199540), (220, 115189), (254, 99770), (508, 49885), (635, 39908), (907, 27940), (1270, 19954), (1397, 18140), (1814, 13970), (2540, 9977), (2794, 9070), (3628, 6985), (4535, 5588)]