25259702990

素因数分解:

$2^1\times 5^1\times {\mathrm{9791}}^1\times {\mathrm{257989}}^1$

素因数の和:267787

約数の個数: 16

約数和(自身を含む): 45472285440

約数和(自身を除く): 20212582450

約数列:

[1, 2, 5, 10, 9791, 19582, 48955, 97910, 257989, 515978, 1289945, 2579890, 2525970299, 5051940598, 12629851495, 25259702990]

約数ペア:

[(1, 25259702990), (2, 12629851495), (5, 5051940598), (10, 2525970299), (9791, 2579890), (19582, 1289945), (48955, 515978), (97910, 257989)]