20341954125

素因数分解:

$3^2\times 5^3\times {\mathrm{199}}^1\times {\mathrm{90863}}^1$

素因数の和:91083

約数の個数: 48

約数和(自身を含む): 36854438400

約数和(自身を除く): 16512484275

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 199, 225, 375, 597, 995, 1125, 1791, 2985, 4975, 8955, 14925, 24875, 44775, 74625, 90863, 223875, 272589, 454315, 817767, 1362945, 2271575, 4088835, 6814725, 11357875, 18081737, 20444175, 34073625, 54245211, 90408685, 102220875, 162735633, 271226055, 452043425, 813678165, 1356130275, 2260217125, 4068390825, 6780651375, 20341954125]

約数ペア:

[(1, 20341954125), (3, 6780651375), (5, 4068390825), (9, 2260217125), (15, 1356130275), (25, 813678165), (45, 452043425), (75, 271226055), (125, 162735633), (199, 102220875), (225, 90408685), (375, 54245211), (597, 34073625), (995, 20444175), (1125, 18081737), (1791, 11357875), (2985, 6814725), (4975, 4088835), (8955, 2271575), (14925, 1362945), (24875, 817767), (44775, 454315), (74625, 272589), (90863, 223875)]