508766290

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{2557}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 929904624

約数和(自身を除く): 421138334

約数列:

[1, 2, 5, 10, 101, 197, 202, 394, 505, 985, 1010, 1970, 2557, 5114, 12785, 19897, 25570, 39794, 99485, 198970, 258257, 503729, 516514, 1007458, 1291285, 2518645, 2582570, 5037290, 50876629, 101753258, 254383145, 508766290]

約数ペア:

[(1, 508766290), (2, 254383145), (5, 101753258), (10, 50876629), (101, 5037290), (197, 2582570), (202, 2518645), (394, 1291285), (505, 1007458), (985, 516514), (1010, 503729), (1970, 258257), (2557, 198970), (5114, 99485), (12785, 39794), (19897, 25570)]