51006890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{911}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 100465920

約数和(自身を除く): 49459030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 911, 1018, 1822, 2545, 4555, 5090, 5599, 9110, 10021, 11198, 20042, 27995, 50105, 55990, 100210, 463699, 927398, 2318495, 4636990, 5100689, 10201378, 25503445, 51006890]

約数ペア:

[(1, 51006890), (2, 25503445), (5, 10201378), (10, 5100689), (11, 4636990), (22, 2318495), (55, 927398), (110, 463699), (509, 100210), (911, 55990), (1018, 50105), (1822, 27995), (2545, 20042), (4555, 11198), (5090, 10021), (5599, 9110)]