245353688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{55661}}^1$

素因数の和:55715

約数の個数: 32

約数和(自身を含む): 500958000

約数和(自身を除く): 255604312

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 55661, 111322, 222644, 445288, 1057559, 1614169, 2115118, 3228338, 4230236, 6456676, 8460472, 12913352, 30669211, 61338422, 122676844, 245353688]

約数ペア:

[(1, 245353688), (2, 122676844), (4, 61338422), (8, 30669211), (19, 12913352), (29, 8460472), (38, 6456676), (58, 4230236), (76, 3228338), (116, 2115118), (152, 1614169), (232, 1057559), (551, 445288), (1102, 222644), (2204, 111322), (4408, 55661)]