261236504

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{1871}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 506787840

約数和(自身を除く): 245551336

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 563, 1126, 1871, 2252, 3742, 4504, 7484, 14968, 17453, 34906, 58001, 69812, 116002, 139624, 232004, 464008, 1053373, 2106746, 4213492, 8426984, 32654563, 65309126, 130618252, 261236504]

約数ペア:

[(1, 261236504), (2, 130618252), (4, 65309126), (8, 32654563), (31, 8426984), (62, 4213492), (124, 2106746), (248, 1053373), (563, 464008), (1126, 232004), (1871, 139624), (2252, 116002), (3742, 69812), (4504, 58001), (7484, 34906), (14968, 17453)]