81260964

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{22349}}^1$

素因数の和:22460

約数の個数: 36

約数和(自身を含む): 207452700

約数和(自身を除く): 126191736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 22349, 44698, 67047, 89396, 134094, 201141, 268188, 402282, 804564, 2257249, 4514498, 6771747, 9028996, 13543494, 20315241, 27086988, 40630482, 81260964]

約数ペア:

[(1, 81260964), (2, 40630482), (3, 27086988), (4, 20315241), (6, 13543494), (9, 9028996), (12, 6771747), (18, 4514498), (36, 2257249), (101, 804564), (202, 402282), (303, 268188), (404, 201141), (606, 134094), (909, 89396), (1212, 67047), (1818, 44698), (3636, 22349)]