1901366870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{12841}}^1$

素因数の和:12945

約数の個数: 64

約数和(自身を含む): 3961089216

約数和(自身を除く): 2059722346

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 67, 85, 130, 134, 170, 221, 335, 442, 670, 871, 1105, 1139, 1742, 2210, 2278, 4355, 5695, 8710, 11390, 12841, 14807, 25682, 29614, 64205, 74035, 128410, 148070, 166933, 218297, 333866, 436594, 834665, 860347, 1091485, 1669330, 1720694, 2182970, 2837861, 4301735, 5675722, 8603470, 11184511, 14189305, 14625899, 22369022, 28378610, 29251798, 55922555, 73129495, 111845110, 146258990, 190136687, 380273374, 950683435, 1901366870]

約数ペア:

[(1, 1901366870), (2, 950683435), (5, 380273374), (10, 190136687), (13, 146258990), (17, 111845110), (26, 73129495), (34, 55922555), (65, 29251798), (67, 28378610), (85, 22369022), (130, 14625899), (134, 14189305), (170, 11184511), (221, 8603470), (335, 5675722), (442, 4301735), (670, 2837861), (871, 2182970), (1105, 1720694), (1139, 1669330), (1742, 1091485), (2210, 860347), (2278, 834665), (4355, 436594), (5695, 333866), (8710, 218297), (11390, 166933), (12841, 148070), (14807, 128410), (25682, 74035), (29614, 64205)]