51064000

素因数分解:

$2^6\times 5^3\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 112

約数和(自身を含む): 136465056

約数和(自身を除く): 85401056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 320, 325, 400, 416, 491, 500, 520, 650, 800, 832, 982, 1000, 1040, 1300, 1600, 1625, 1964, 2000, 2080, 2455, 2600, 3250, 3928, 4000, 4160, 4910, 5200, 6383, 6500, 7856, 8000, 9820, 10400, 12275, 12766, 13000, 15712, 19640, 20800, 24550, 25532, 26000, 31424, 31915, 39280, 49100, 51064, 52000, 61375, 63830, 78560, 98200, 102128, 104000, 122750, 127660, 157120, 159575, 196400, 204256, 245500, 255320, 319150, 392800, 408512, 491000, 510640, 638300, 785600, 797875, 982000, 1021280, 1276600, 1595750, 1964000, 2042560, 2553200, 3191500, 3928000, 5106400, 6383000, 10212800, 12766000, 25532000, 51064000]

約数ペア:

[(1, 51064000), (2, 25532000), (4, 12766000), (5, 10212800), (8, 6383000), (10, 5106400), (13, 3928000), (16, 3191500), (20, 2553200), (25, 2042560), (26, 1964000), (32, 1595750), (40, 1276600), (50, 1021280), (52, 982000), (64, 797875), (65, 785600), (80, 638300), (100, 510640), (104, 491000), (125, 408512), (130, 392800), (160, 319150), (200, 255320), (208, 245500), (250, 204256), (260, 196400), (320, 159575), (325, 157120), (400, 127660), (416, 122750), (491, 104000), (500, 102128), (520, 98200), (650, 78560), (800, 63830), (832, 61375), (982, 52000), (1000, 51064), (1040, 49100), (1300, 39280), (1600, 31915), (1625, 31424), (1964, 26000), (2000, 25532), (2080, 24550), (2455, 20800), (2600, 19640), (3250, 15712), (3928, 13000), (4000, 12766), (4160, 12275), (4910, 10400), (5200, 9820), (6383, 8000), (6500, 7856)]