21347739650

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{19577}}^1$

素因数の和:19895

約数の個数: 48

約数和(自身を含む): 40267795464

約数和(自身を除く): 18920055814

約数列:

[1, 2, 5, 10, 25, 50, 113, 193, 226, 386, 565, 965, 1130, 1930, 2825, 4825, 5650, 9650, 19577, 21809, 39154, 43618, 97885, 109045, 195770, 218090, 489425, 545225, 978850, 1090450, 2212201, 3778361, 4424402, 7556722, 11061005, 18891805, 22122010, 37783610, 55305025, 94459025, 110610050, 188918050, 426954793, 853909586, 2134773965, 4269547930, 10673869825, 21347739650]

約数ペア:

[(1, 21347739650), (2, 10673869825), (5, 4269547930), (10, 2134773965), (25, 853909586), (50, 426954793), (113, 188918050), (193, 110610050), (226, 94459025), (386, 55305025), (565, 37783610), (965, 22122010), (1130, 18891805), (1930, 11061005), (2825, 7556722), (4825, 4424402), (5650, 3778361), (9650, 2212201), (19577, 1090450), (21809, 978850), (39154, 545225), (43618, 489425), (97885, 218090), (109045, 195770)]