25175080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1978

約数の個数: 64

約数和(自身を含む): 66147840

約数和(自身を除く): 40972760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 1913, 2632, 3290, 3826, 6580, 7652, 9565, 13160, 13391, 15304, 19130, 26782, 38260, 53564, 66955, 76520, 89911, 107128, 133910, 179822, 267820, 359644, 449555, 535640, 629377, 719288, 899110, 1258754, 1798220, 2517508, 3146885, 3596440, 5035016, 6293770, 12587540, 25175080]

約数ペア:

[(1, 25175080), (2, 12587540), (4, 6293770), (5, 5035016), (7, 3596440), (8, 3146885), (10, 2517508), (14, 1798220), (20, 1258754), (28, 899110), (35, 719288), (40, 629377), (47, 535640), (56, 449555), (70, 359644), (94, 267820), (140, 179822), (188, 133910), (235, 107128), (280, 89911), (329, 76520), (376, 66955), (470, 53564), (658, 38260), (940, 26782), (1316, 19130), (1645, 15304), (1880, 13391), (1913, 13160), (2632, 9565), (3290, 7652), (3826, 6580)]