255961376

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{8761}}^1$

素因数の和:8865

約数の個数: 48

約数和(自身を含む): 556422048

約数和(自身を除く): 300460672

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 913, 1328, 1826, 2656, 3652, 7304, 8761, 14608, 17522, 29216, 35044, 70088, 96371, 140176, 192742, 280352, 385484, 727163, 770968, 1454326, 1541936, 2908652, 3083872, 5817304, 7998793, 11634608, 15997586, 23269216, 31995172, 63990344, 127980688, 255961376]

約数ペア:

[(1, 255961376), (2, 127980688), (4, 63990344), (8, 31995172), (11, 23269216), (16, 15997586), (22, 11634608), (32, 7998793), (44, 5817304), (83, 3083872), (88, 2908652), (166, 1541936), (176, 1454326), (332, 770968), (352, 727163), (664, 385484), (913, 280352), (1328, 192742), (1826, 140176), (2656, 96371), (3652, 70088), (7304, 35044), (8761, 29216), (14608, 17522)]