25390816

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1435

約数の個数: 48

約数和(自身を含む): 55602288

約数和(自身を除く): 30211472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 1166, 1361, 1696, 2332, 2722, 4664, 5444, 9328, 10888, 14971, 18656, 21776, 29942, 43552, 59884, 72133, 119768, 144266, 239536, 288532, 479072, 577064, 793463, 1154128, 1586926, 2308256, 3173852, 6347704, 12695408, 25390816]

約数ペア:

[(1, 25390816), (2, 12695408), (4, 6347704), (8, 3173852), (11, 2308256), (16, 1586926), (22, 1154128), (32, 793463), (44, 577064), (53, 479072), (88, 288532), (106, 239536), (176, 144266), (212, 119768), (352, 72133), (424, 59884), (583, 43552), (848, 29942), (1166, 21776), (1361, 18656), (1696, 14971), (2332, 10888), (2722, 9328), (4664, 5444)]