131715920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{33601}}^1$

素因数の和:33628

約数の個数: 60

約数和(自身を含む): 356248404

約数和(自身を除く): 224532484

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 33601, 67202, 134404, 168005, 235207, 268808, 336010, 470414, 537616, 672020, 940828, 1176035, 1344040, 1646449, 1881656, 2352070, 2688080, 3292898, 3763312, 4704140, 6585796, 8232245, 9408280, 13171592, 16464490, 18816560, 26343184, 32928980, 65857960, 131715920]

約数ペア:

[(1, 131715920), (2, 65857960), (4, 32928980), (5, 26343184), (7, 18816560), (8, 16464490), (10, 13171592), (14, 9408280), (16, 8232245), (20, 6585796), (28, 4704140), (35, 3763312), (40, 3292898), (49, 2688080), (56, 2352070), (70, 1881656), (80, 1646449), (98, 1344040), (112, 1176035), (140, 940828), (196, 672020), (245, 537616), (280, 470414), (392, 336010), (490, 268808), (560, 235207), (784, 168005), (980, 134404), (1960, 67202), (3920, 33601)]