1661600

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 4249728

約数和(自身を除く): 2588128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 67, 80, 100, 124, 134, 155, 160, 200, 248, 268, 310, 335, 400, 496, 536, 620, 670, 775, 800, 992, 1072, 1240, 1340, 1550, 1675, 2077, 2144, 2480, 2680, 3100, 3350, 4154, 4960, 5360, 6200, 6700, 8308, 10385, 10720, 12400, 13400, 16616, 20770, 24800, 26800, 33232, 41540, 51925, 53600, 66464, 83080, 103850, 166160, 207700, 332320, 415400, 830800, 1661600]

約数ペア:

[(1, 1661600), (2, 830800), (4, 415400), (5, 332320), (8, 207700), (10, 166160), (16, 103850), (20, 83080), (25, 66464), (31, 53600), (32, 51925), (40, 41540), (50, 33232), (62, 26800), (67, 24800), (80, 20770), (100, 16616), (124, 13400), (134, 12400), (155, 10720), (160, 10385), (200, 8308), (248, 6700), (268, 6200), (310, 5360), (335, 4960), (400, 4154), (496, 3350), (536, 3100), (620, 2680), (670, 2480), (775, 2144), (800, 2077), (992, 1675), (1072, 1550), (1240, 1340)]