100389800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{71707}}^1$

素因数の和:71730

約数の個数: 48

約数和(自身を含む): 266753760

約数和(自身を除く): 166363960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 71707, 143414, 286828, 358535, 501949, 573656, 717070, 1003898, 1434140, 1792675, 2007796, 2509745, 2868280, 3585350, 4015592, 5019490, 7170700, 10038980, 12548725, 14341400, 20077960, 25097450, 50194900, 100389800]

約数ペア:

[(1, 100389800), (2, 50194900), (4, 25097450), (5, 20077960), (7, 14341400), (8, 12548725), (10, 10038980), (14, 7170700), (20, 5019490), (25, 4015592), (28, 3585350), (35, 2868280), (40, 2509745), (50, 2007796), (56, 1792675), (70, 1434140), (100, 1003898), (140, 717070), (175, 573656), (200, 501949), (280, 358535), (350, 286828), (700, 143414), (1400, 71707)]