55665740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{617}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 126457632

約数和(自身を除く): 70791892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 617, 694, 1234, 1388, 1735, 2468, 3085, 3470, 4511, 6170, 6940, 8021, 9022, 12340, 16042, 18044, 22555, 32084, 40105, 45110, 80210, 90220, 160420, 214099, 428198, 856396, 1070495, 2140990, 2783287, 4281980, 5566574, 11133148, 13916435, 27832870, 55665740]

約数ペア:

[(1, 55665740), (2, 27832870), (4, 13916435), (5, 11133148), (10, 5566574), (13, 4281980), (20, 2783287), (26, 2140990), (52, 1070495), (65, 856396), (130, 428198), (260, 214099), (347, 160420), (617, 90220), (694, 80210), (1234, 45110), (1388, 40105), (1735, 32084), (2468, 22555), (3085, 18044), (3470, 16042), (4511, 12340), (6170, 9022), (6940, 8021)]