25952440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7817}}^1$

素因数の和:7911

約数の個数: 32

約数和(自身を含む): 59104080

約数和(自身を除く): 33151640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 7817, 15634, 31268, 39085, 62536, 78170, 156340, 312680, 648811, 1297622, 2595244, 3244055, 5190488, 6488110, 12976220, 25952440]

約数ペア:

[(1, 25952440), (2, 12976220), (4, 6488110), (5, 5190488), (8, 3244055), (10, 2595244), (20, 1297622), (40, 648811), (83, 312680), (166, 156340), (332, 78170), (415, 62536), (664, 39085), (830, 31268), (1660, 15634), (3320, 7817)]