25486600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 62716410

約数和(自身を除く): 37229810

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 353, 361, 380, 475, 706, 722, 760, 950, 1412, 1444, 1765, 1805, 1900, 2824, 2888, 3530, 3610, 3800, 6707, 7060, 7220, 8825, 9025, 13414, 14120, 14440, 17650, 18050, 26828, 33535, 35300, 36100, 53656, 67070, 70600, 72200, 127433, 134140, 167675, 254866, 268280, 335350, 509732, 637165, 670700, 1019464, 1274330, 1341400, 2548660, 3185825, 5097320, 6371650, 12743300, 25486600]

約数ペア:

[(1, 25486600), (2, 12743300), (4, 6371650), (5, 5097320), (8, 3185825), (10, 2548660), (19, 1341400), (20, 1274330), (25, 1019464), (38, 670700), (40, 637165), (50, 509732), (76, 335350), (95, 268280), (100, 254866), (152, 167675), (190, 134140), (200, 127433), (353, 72200), (361, 70600), (380, 67070), (475, 53656), (706, 36100), (722, 35300), (760, 33535), (950, 26828), (1412, 18050), (1444, 17650), (1765, 14440), (1805, 14120), (1900, 13414), (2824, 9025), (2888, 8825), (3530, 7220), (3610, 7060), (3800, 6707)]