19439804519650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{129901801}}^1$

素因数の和:129901927

約数の個数: 48

約数和(自身を含む): 37547336457288

約数和(自身を除く): 18107531937638

約数列:

[1, 2, 5, 10, 25, 41, 50, 73, 82, 146, 205, 365, 410, 730, 1025, 1825, 2050, 2993, 3650, 5986, 14965, 29930, 74825, 149650, 129901801, 259803602, 649509005, 1299018010, 3247545025, 5325973841, 6495090050, 9482831473, 10651947682, 18965662946, 26629869205, 47414157365, 53259738410, 94828314730, 133149346025, 237070786825, 266298692050, 388796090393, 474141573650, 777592180786, 1943980451965, 3887960903930, 9719902259825, 19439804519650]

約数ペア:

[(1, 19439804519650), (2, 9719902259825), (5, 3887960903930), (10, 1943980451965), (25, 777592180786), (41, 474141573650), (50, 388796090393), (73, 266298692050), (82, 237070786825), (146, 133149346025), (205, 94828314730), (365, 53259738410), (410, 47414157365), (730, 26629869205), (1025, 18965662946), (1825, 10651947682), (2050, 9482831473), (2993, 6495090050), (3650, 5325973841), (5986, 3247545025), (14965, 1299018010), (29930, 649509005), (74825, 259803602), (149650, 129901801)]