20230894775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{206807}}^1$

素因数の和:206880

約数の個数: 48

約数和(自身を含む): 31593644544

約数和(自身を除く): 11362749769

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 175, 215, 301, 325, 455, 559, 1075, 1505, 2275, 2795, 3913, 7525, 13975, 19565, 97825, 206807, 1034035, 1447649, 2688491, 5170175, 7238245, 8892701, 13442455, 18819437, 36191225, 44463505, 62248907, 67212275, 94097185, 115605113, 222317525, 311244535, 470485925, 578025565, 809235791, 1556222675, 2890127825, 4046178955, 20230894775]

約数ペア:

[(1, 20230894775), (5, 4046178955), (7, 2890127825), (13, 1556222675), (25, 809235791), (35, 578025565), (43, 470485925), (65, 311244535), (91, 222317525), (175, 115605113), (215, 94097185), (301, 67212275), (325, 62248907), (455, 44463505), (559, 36191225), (1075, 18819437), (1505, 13442455), (2275, 8892701), (2795, 7238245), (3913, 5170175), (7525, 2688491), (13975, 1447649), (19565, 1034035), (97825, 206807)]