1880904025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{75161}}^1$

素因数の和:75202

約数の個数: 48

約数和(自身を含む): 3131549568

約数和(自身を除く): 1250645543

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 25025, 75161, 375805, 526127, 826771, 977093, 1879025, 2630635, 4133855, 4885465, 5787397, 6839651, 10748023, 13153175, 20669275, 24427325, 28936985, 34198255, 53740115, 75236161, 144684925, 170991275, 268700575, 376180805, 1880904025]

約数ペア:

[(1, 1880904025), (5, 376180805), (7, 268700575), (11, 170991275), (13, 144684925), (25, 75236161), (35, 53740115), (55, 34198255), (65, 28936985), (77, 24427325), (91, 20669275), (143, 13153175), (175, 10748023), (275, 6839651), (325, 5787397), (385, 4885465), (455, 4133855), (715, 2630635), (1001, 1879025), (1925, 977093), (2275, 826771), (3575, 526127), (5005, 375805), (25025, 75161)]