26288000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 68739840

約数和(自身を除く): 42451840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 53, 62, 64, 80, 100, 106, 124, 125, 128, 155, 160, 200, 212, 248, 250, 265, 310, 320, 400, 424, 496, 500, 530, 620, 640, 775, 800, 848, 992, 1000, 1060, 1240, 1325, 1550, 1600, 1643, 1696, 1984, 2000, 2120, 2480, 2650, 3100, 3200, 3286, 3392, 3875, 3968, 4000, 4240, 4960, 5300, 6200, 6572, 6625, 6784, 7750, 8000, 8215, 8480, 9920, 10600, 12400, 13144, 13250, 15500, 16000, 16430, 16960, 19840, 21200, 24800, 26288, 26500, 31000, 32860, 33920, 41075, 42400, 49600, 52576, 53000, 62000, 65720, 82150, 84800, 99200, 105152, 106000, 124000, 131440, 164300, 169600, 205375, 210304, 212000, 248000, 262880, 328600, 410750, 424000, 496000, 525760, 657200, 821500, 848000, 1051520, 1314400, 1643000, 2628800, 3286000, 5257600, 6572000, 13144000, 26288000]

約数ペア:

[(1, 26288000), (2, 13144000), (4, 6572000), (5, 5257600), (8, 3286000), (10, 2628800), (16, 1643000), (20, 1314400), (25, 1051520), (31, 848000), (32, 821500), (40, 657200), (50, 525760), (53, 496000), (62, 424000), (64, 410750), (80, 328600), (100, 262880), (106, 248000), (124, 212000), (125, 210304), (128, 205375), (155, 169600), (160, 164300), (200, 131440), (212, 124000), (248, 106000), (250, 105152), (265, 99200), (310, 84800), (320, 82150), (400, 65720), (424, 62000), (496, 53000), (500, 52576), (530, 49600), (620, 42400), (640, 41075), (775, 33920), (800, 32860), (848, 31000), (992, 26500), (1000, 26288), (1060, 24800), (1240, 21200), (1325, 19840), (1550, 16960), (1600, 16430), (1643, 16000), (1696, 15500), (1984, 13250), (2000, 13144), (2120, 12400), (2480, 10600), (2650, 9920), (3100, 8480), (3200, 8215), (3286, 8000), (3392, 7750), (3875, 6784), (3968, 6625), (4000, 6572), (4240, 6200), (4960, 5300)]