56540276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 113601600

約数和(自身を除く): 57061324

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 89, 178, 247, 356, 494, 643, 988, 1157, 1286, 1691, 2314, 2572, 3382, 4628, 6764, 8359, 12217, 16718, 21983, 24434, 33436, 43966, 48868, 57227, 87932, 114454, 158821, 228908, 317642, 635284, 743951, 1087313, 1487902, 2174626, 2975804, 4349252, 14135069, 28270138, 56540276]

約数ペア:

[(1, 56540276), (2, 28270138), (4, 14135069), (13, 4349252), (19, 2975804), (26, 2174626), (38, 1487902), (52, 1087313), (76, 743951), (89, 635284), (178, 317642), (247, 228908), (356, 158821), (494, 114454), (643, 87932), (988, 57227), (1157, 48868), (1286, 43966), (1691, 33436), (2314, 24434), (2572, 21983), (3382, 16718), (4628, 12217), (6764, 8359)]