25460000

素因数分解:

$2^5\times 5^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:116

約数の個数: 120

約数和(自身を含む): 66916080

約数和(自身を除く): 41456080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 67, 76, 80, 95, 100, 125, 134, 152, 160, 190, 200, 250, 268, 304, 335, 380, 400, 475, 500, 536, 608, 625, 670, 760, 800, 950, 1000, 1072, 1250, 1273, 1340, 1520, 1675, 1900, 2000, 2144, 2375, 2500, 2546, 2680, 3040, 3350, 3800, 4000, 4750, 5000, 5092, 5360, 6365, 6700, 7600, 8375, 9500, 10000, 10184, 10720, 11875, 12730, 13400, 15200, 16750, 19000, 20000, 20368, 23750, 25460, 26800, 31825, 33500, 38000, 40736, 41875, 47500, 50920, 53600, 63650, 67000, 76000, 83750, 95000, 101840, 127300, 134000, 159125, 167500, 190000, 203680, 254600, 268000, 318250, 335000, 380000, 509200, 636500, 670000, 795625, 1018400, 1273000, 1340000, 1591250, 2546000, 3182500, 5092000, 6365000, 12730000, 25460000]

約数ペア:

[(1, 25460000), (2, 12730000), (4, 6365000), (5, 5092000), (8, 3182500), (10, 2546000), (16, 1591250), (19, 1340000), (20, 1273000), (25, 1018400), (32, 795625), (38, 670000), (40, 636500), (50, 509200), (67, 380000), (76, 335000), (80, 318250), (95, 268000), (100, 254600), (125, 203680), (134, 190000), (152, 167500), (160, 159125), (190, 134000), (200, 127300), (250, 101840), (268, 95000), (304, 83750), (335, 76000), (380, 67000), (400, 63650), (475, 53600), (500, 50920), (536, 47500), (608, 41875), (625, 40736), (670, 38000), (760, 33500), (800, 31825), (950, 26800), (1000, 25460), (1072, 23750), (1250, 20368), (1273, 20000), (1340, 19000), (1520, 16750), (1675, 15200), (1900, 13400), (2000, 12730), (2144, 11875), (2375, 10720), (2500, 10184), (2546, 10000), (2680, 9500), (3040, 8375), (3350, 7600), (3800, 6700), (4000, 6365), (4750, 5360), (5000, 5092)]