64910552

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2081}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 139410720

約数和(自身を除く): 74500168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 2081, 2228, 3899, 4162, 4456, 7798, 8324, 14567, 15596, 16648, 29134, 31192, 58268, 116536, 1159117, 2318234, 4636468, 8113819, 9272936, 16227638, 32455276, 64910552]

約数ペア:

[(1, 64910552), (2, 32455276), (4, 16227638), (7, 9272936), (8, 8113819), (14, 4636468), (28, 2318234), (56, 1159117), (557, 116536), (1114, 58268), (2081, 31192), (2228, 29134), (3899, 16648), (4162, 15596), (4456, 14567), (7798, 8324)]