81641408

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{13151}}^1$

素因数の和:13260

約数の個数: 28

約数和(自身を含む): 163689792

約数和(自身を除く): 82048384

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 776, 1552, 3104, 6208, 13151, 26302, 52604, 105208, 210416, 420832, 841664, 1275647, 2551294, 5102588, 10205176, 20410352, 40820704, 81641408]

約数ペア:

[(1, 81641408), (2, 40820704), (4, 20410352), (8, 10205176), (16, 5102588), (32, 2551294), (64, 1275647), (97, 841664), (194, 420832), (388, 210416), (776, 105208), (1552, 52604), (3104, 26302), (6208, 13151)]