148914890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{1489}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 273885840

約数和(自身を除く): 124970950

約数列:

[1, 2, 5, 10, 73, 137, 146, 274, 365, 685, 730, 1370, 1489, 2978, 7445, 10001, 14890, 20002, 50005, 100010, 108697, 203993, 217394, 407986, 543485, 1019965, 1086970, 2039930, 14891489, 29782978, 74457445, 148914890]

約数ペア:

[(1, 148914890), (2, 74457445), (5, 29782978), (10, 14891489), (73, 2039930), (137, 1086970), (146, 1019965), (274, 543485), (365, 407986), (685, 217394), (730, 203993), (1370, 108697), (1489, 100010), (2978, 50005), (7445, 20002), (10001, 14890)]