25518890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:614

約数の個数: 32

約数和(自身を含む): 47748096

約数和(自身を除く): 22229206

約数列:

[1, 2, 5, 10, 31, 62, 155, 263, 310, 313, 526, 626, 1315, 1565, 2630, 3130, 8153, 9703, 16306, 19406, 40765, 48515, 81530, 82319, 97030, 164638, 411595, 823190, 2551889, 5103778, 12759445, 25518890]

約数ペア:

[(1, 25518890), (2, 12759445), (5, 5103778), (10, 2551889), (31, 823190), (62, 411595), (155, 164638), (263, 97030), (310, 82319), (313, 81530), (526, 48515), (626, 40765), (1315, 19406), (1565, 16306), (2630, 9703), (3130, 8153)]