131427800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13411}}^1$

素因数の和:13441

約数の個数: 72

約数和(自身を含む): 355485060

約数和(自身を除く): 224057260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 13411, 26822, 53644, 67055, 93877, 107288, 134110, 187754, 268220, 335275, 375508, 469385, 536440, 657139, 670550, 751016, 938770, 1314278, 1341100, 1877540, 2346925, 2628556, 2682200, 3285695, 3755080, 4693850, 5257112, 6571390, 9387700, 13142780, 16428475, 18775400, 26285560, 32856950, 65713900, 131427800]

約数ペア:

[(1, 131427800), (2, 65713900), (4, 32856950), (5, 26285560), (7, 18775400), (8, 16428475), (10, 13142780), (14, 9387700), (20, 6571390), (25, 5257112), (28, 4693850), (35, 3755080), (40, 3285695), (49, 2682200), (50, 2628556), (56, 2346925), (70, 1877540), (98, 1341100), (100, 1314278), (140, 938770), (175, 751016), (196, 670550), (200, 657139), (245, 536440), (280, 469385), (350, 375508), (392, 335275), (490, 268220), (700, 187754), (980, 134110), (1225, 107288), (1400, 93877), (1960, 67055), (2450, 53644), (4900, 26822), (9800, 13411)]