28890750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{5503}}^1$

素因数の和:5530

約数の個数: 64

約数和(自身を含む): 82427904

約数和(自身を除く): 53537154

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 750, 875, 1050, 1750, 2625, 5250, 5503, 11006, 16509, 27515, 33018, 38521, 55030, 77042, 82545, 115563, 137575, 165090, 192605, 231126, 275150, 385210, 412725, 577815, 687875, 825450, 963025, 1155630, 1375750, 1926050, 2063625, 2889075, 4127250, 4815125, 5778150, 9630250, 14445375, 28890750]

約数ペア:

[(1, 28890750), (2, 14445375), (3, 9630250), (5, 5778150), (6, 4815125), (7, 4127250), (10, 2889075), (14, 2063625), (15, 1926050), (21, 1375750), (25, 1155630), (30, 963025), (35, 825450), (42, 687875), (50, 577815), (70, 412725), (75, 385210), (105, 275150), (125, 231126), (150, 192605), (175, 165090), (210, 137575), (250, 115563), (350, 82545), (375, 77042), (525, 55030), (750, 38521), (875, 33018), (1050, 27515), (1750, 16509), (2625, 11006), (5250, 5503)]