7111000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 17952480

約数和(自身を除く): 10841480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 547, 650, 1000, 1094, 1300, 1625, 2188, 2600, 2735, 3250, 4376, 5470, 6500, 7111, 10940, 13000, 13675, 14222, 21880, 27350, 28444, 35555, 54700, 56888, 68375, 71110, 109400, 136750, 142220, 177775, 273500, 284440, 355550, 547000, 711100, 888875, 1422200, 1777750, 3555500, 7111000]

約数ペア:

[(1, 7111000), (2, 3555500), (4, 1777750), (5, 1422200), (8, 888875), (10, 711100), (13, 547000), (20, 355550), (25, 284440), (26, 273500), (40, 177775), (50, 142220), (52, 136750), (65, 109400), (100, 71110), (104, 68375), (125, 56888), (130, 54700), (200, 35555), (250, 28444), (260, 27350), (325, 21880), (500, 14222), (520, 13675), (547, 13000), (650, 10940), (1000, 7111), (1094, 6500), (1300, 5470), (1625, 4376), (2188, 3250), (2600, 2735)]