25980800

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 67160880

約数和(自身を除く): 41180080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 320, 353, 368, 400, 460, 575, 640, 706, 736, 800, 920, 1150, 1412, 1472, 1600, 1765, 1840, 2300, 2824, 2944, 3200, 3530, 3680, 4600, 5648, 7060, 7360, 8119, 8825, 9200, 11296, 14120, 14720, 16238, 17650, 18400, 22592, 28240, 32476, 35300, 36800, 40595, 45184, 56480, 64952, 70600, 73600, 81190, 112960, 129904, 141200, 162380, 202975, 225920, 259808, 282400, 324760, 405950, 519616, 564800, 649520, 811900, 1039232, 1129600, 1299040, 1623800, 2598080, 3247600, 5196160, 6495200, 12990400, 25980800]

約数ペア:

[(1, 25980800), (2, 12990400), (4, 6495200), (5, 5196160), (8, 3247600), (10, 2598080), (16, 1623800), (20, 1299040), (23, 1129600), (25, 1039232), (32, 811900), (40, 649520), (46, 564800), (50, 519616), (64, 405950), (80, 324760), (92, 282400), (100, 259808), (115, 225920), (128, 202975), (160, 162380), (184, 141200), (200, 129904), (230, 112960), (320, 81190), (353, 73600), (368, 70600), (400, 64952), (460, 56480), (575, 45184), (640, 40595), (706, 36800), (736, 35300), (800, 32476), (920, 28240), (1150, 22592), (1412, 18400), (1472, 17650), (1600, 16238), (1765, 14720), (1840, 14120), (2300, 11296), (2824, 9200), (2944, 8825), (3200, 8119), (3530, 7360), (3680, 7060), (4600, 5648)]