81735000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{5449}}^1$

素因数の和:5478

約数の個数: 80

約数和(自身を含む): 255387000

約数和(自身を除く): 173652000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 5449, 7500, 10898, 15000, 16347, 21796, 27245, 32694, 43592, 54490, 65388, 81735, 108980, 130776, 136225, 163470, 217960, 272450, 326940, 408675, 544900, 653880, 681125, 817350, 1089800, 1362250, 1634700, 2043375, 2724500, 3269400, 3405625, 4086750, 5449000, 6811250, 8173500, 10216875, 13622500, 16347000, 20433750, 27245000, 40867500, 81735000]

約数ペア:

[(1, 81735000), (2, 40867500), (3, 27245000), (4, 20433750), (5, 16347000), (6, 13622500), (8, 10216875), (10, 8173500), (12, 6811250), (15, 5449000), (20, 4086750), (24, 3405625), (25, 3269400), (30, 2724500), (40, 2043375), (50, 1634700), (60, 1362250), (75, 1089800), (100, 817350), (120, 681125), (125, 653880), (150, 544900), (200, 408675), (250, 326940), (300, 272450), (375, 217960), (500, 163470), (600, 136225), (625, 130776), (750, 108980), (1000, 81735), (1250, 65388), (1500, 54490), (1875, 43592), (2500, 32694), (3000, 27245), (3750, 21796), (5000, 16347), (5449, 15000), (7500, 10898)]