68204552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3329}}^1$

素因数の和:3545

約数の個数: 32

約数和(自身を含む): 138461400

約数和(自身を除く): 70256848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3329, 5122, 6658, 10244, 13316, 20488, 26632, 43277, 86554, 173108, 346216, 655813, 1311626, 2623252, 5246504, 8525569, 17051138, 34102276, 68204552]

約数ペア:

[(1, 68204552), (2, 34102276), (4, 17051138), (8, 8525569), (13, 5246504), (26, 2623252), (52, 1311626), (104, 655813), (197, 346216), (394, 173108), (788, 86554), (1576, 43277), (2561, 26632), (3329, 20488), (5122, 13316), (6658, 10244)]