25226530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{647}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 52068096

約数和(自身を除く): 26841566

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 557, 647, 1114, 1294, 2785, 3235, 3899, 4529, 5570, 6470, 7798, 9058, 19495, 22645, 38990, 45290, 360379, 720758, 1801895, 2522653, 3603790, 5045306, 12613265, 25226530]

約数ペア:

[(1, 25226530), (2, 12613265), (5, 5045306), (7, 3603790), (10, 2522653), (14, 1801895), (35, 720758), (70, 360379), (557, 45290), (647, 38990), (1114, 22645), (1294, 19495), (2785, 9058), (3235, 7798), (3899, 6470), (4529, 5570)]