26481260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 33847540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 569, 716, 895, 1138, 1790, 2276, 2327, 2845, 3580, 4654, 5690, 7397, 9308, 11380, 11635, 14794, 23270, 29588, 36985, 46540, 73970, 101851, 147940, 203702, 407404, 509255, 1018510, 1324063, 2037020, 2648126, 5296252, 6620315, 13240630, 26481260]

約数ペア:

[(1, 26481260), (2, 13240630), (4, 6620315), (5, 5296252), (10, 2648126), (13, 2037020), (20, 1324063), (26, 1018510), (52, 509255), (65, 407404), (130, 203702), (179, 147940), (260, 101851), (358, 73970), (569, 46540), (716, 36985), (895, 29588), (1138, 23270), (1790, 14794), (2276, 11635), (2327, 11380), (2845, 9308), (3580, 7397), (4654, 5690)]