25842580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18199}}^1$

素因数の和:18279

約数の個数: 24

約数和(自身を含む): 55036800

約数和(自身を除く): 29194220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 18199, 36398, 72796, 90995, 181990, 363980, 1292129, 2584258, 5168516, 6460645, 12921290, 25842580]

約数ペア:

[(1, 25842580), (2, 12921290), (4, 6460645), (5, 5168516), (10, 2584258), (20, 1292129), (71, 363980), (142, 181990), (284, 90995), (355, 72796), (710, 36398), (1420, 18199)]