89145328

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 177176160

約数和(自身を除く): 88030832

約数列:

[1, 2, 4, 8, 16, 71, 97, 142, 194, 284, 388, 568, 776, 809, 1136, 1552, 1618, 3236, 6472, 6887, 12944, 13774, 27548, 55096, 57439, 78473, 110192, 114878, 156946, 229756, 313892, 459512, 627784, 919024, 1255568, 5571583, 11143166, 22286332, 44572664, 89145328]

約数ペア:

[(1, 89145328), (2, 44572664), (4, 22286332), (8, 11143166), (16, 5571583), (71, 1255568), (97, 919024), (142, 627784), (194, 459512), (284, 313892), (388, 229756), (568, 156946), (776, 114878), (809, 110192), (1136, 78473), (1552, 57439), (1618, 55096), (3236, 27548), (6472, 13774), (6887, 12944)]