812870538880

素因数分解:

$2^7\times 5^1\times {\mathrm{1270110217}}^1$

素因数の和:1270110236

約数の個数: 32

約数和(自身を含む): 1943268633540

約数和(自身を除く): 1130398094660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1270110217, 2540220434, 5080440868, 6350551085, 10160881736, 12701102170, 20321763472, 25402204340, 40643526944, 50804408680, 81287053888, 101608817360, 162574107776, 203217634720, 406435269440, 812870538880]

約数ペア:

[(1, 812870538880), (2, 406435269440), (4, 203217634720), (5, 162574107776), (8, 101608817360), (10, 81287053888), (16, 50804408680), (20, 40643526944), (32, 25402204340), (40, 20321763472), (64, 12701102170), (80, 10160881736), (128, 6350551085), (160, 5080440868), (320, 2540220434), (640, 1270110217)]