25730290

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 47355840

約数和(自身を除く): 21625550

約数列:

[1, 2, 5, 10, 107, 139, 173, 214, 278, 346, 535, 695, 865, 1070, 1390, 1730, 14873, 18511, 24047, 29746, 37022, 48094, 74365, 92555, 120235, 148730, 185110, 240470, 2573029, 5146058, 12865145, 25730290]

約数ペア:

[(1, 25730290), (2, 12865145), (5, 5146058), (10, 2573029), (107, 240470), (139, 185110), (173, 148730), (214, 120235), (278, 92555), (346, 74365), (535, 48094), (695, 37022), (865, 29746), (1070, 24047), (1390, 18511), (1730, 14873)]