26800670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 56137536

約数和(自身を除く): 29336866

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 67, 85, 130, 134, 170, 181, 221, 335, 362, 442, 670, 871, 905, 1105, 1139, 1742, 1810, 2210, 2278, 2353, 3077, 4355, 4706, 5695, 6154, 8710, 11390, 11765, 12127, 14807, 15385, 23530, 24254, 29614, 30770, 40001, 60635, 74035, 80002, 121270, 148070, 157651, 200005, 206159, 315302, 400010, 412318, 788255, 1030795, 1576510, 2061590, 2680067, 5360134, 13400335, 26800670]

約数ペア:

[(1, 26800670), (2, 13400335), (5, 5360134), (10, 2680067), (13, 2061590), (17, 1576510), (26, 1030795), (34, 788255), (65, 412318), (67, 400010), (85, 315302), (130, 206159), (134, 200005), (170, 157651), (181, 148070), (221, 121270), (335, 80002), (362, 74035), (442, 60635), (670, 40001), (871, 30770), (905, 29614), (1105, 24254), (1139, 23530), (1742, 15385), (1810, 14807), (2210, 12127), (2278, 11765), (2353, 11390), (3077, 8710), (4355, 6154), (4706, 5695)]