82210000

素因数分解:

$2^4\times 5^4\times {\mathrm{8221}}^1$

素因数の和:8249

約数の個数: 50

約数和(自身を含む): 199062842

約数和(自身を除く): 116852842

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8221, 10000, 16442, 32884, 41105, 65768, 82210, 131536, 164420, 205525, 328840, 411050, 657680, 822100, 1027625, 1644200, 2055250, 3288400, 4110500, 5138125, 8221000, 10276250, 16442000, 20552500, 41105000, 82210000]

約数ペア:

[(1, 82210000), (2, 41105000), (4, 20552500), (5, 16442000), (8, 10276250), (10, 8221000), (16, 5138125), (20, 4110500), (25, 3288400), (40, 2055250), (50, 1644200), (80, 1027625), (100, 822100), (125, 657680), (200, 411050), (250, 328840), (400, 205525), (500, 164420), (625, 131536), (1000, 82210), (1250, 65768), (2000, 41105), (2500, 32884), (5000, 16442), (8221, 10000)]