25511300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 60412800

約数和(自身を除く): 34901500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 463, 475, 551, 580, 725, 926, 950, 1102, 1450, 1852, 1900, 2204, 2315, 2755, 2900, 4630, 5510, 8797, 9260, 11020, 11575, 13427, 13775, 17594, 23150, 26854, 27550, 35188, 43985, 46300, 53708, 55100, 67135, 87970, 134270, 175940, 219925, 255113, 268540, 335675, 439850, 510226, 671350, 879700, 1020452, 1275565, 1342700, 2551130, 5102260, 6377825, 12755650, 25511300]

約数ペア:

[(1, 25511300), (2, 12755650), (4, 6377825), (5, 5102260), (10, 2551130), (19, 1342700), (20, 1275565), (25, 1020452), (29, 879700), (38, 671350), (50, 510226), (58, 439850), (76, 335675), (95, 268540), (100, 255113), (116, 219925), (145, 175940), (190, 134270), (290, 87970), (380, 67135), (463, 55100), (475, 53708), (551, 46300), (580, 43985), (725, 35188), (926, 27550), (950, 26854), (1102, 23150), (1450, 17594), (1852, 13775), (1900, 13427), (2204, 11575), (2315, 11020), (2755, 9260), (2900, 8797), (4630, 5510)]