26330650

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 50856120

約数和(自身を除く): 24525470

約数列:

[1, 2, 5, 10, 25, 50, 61, 89, 97, 122, 178, 194, 305, 445, 485, 610, 890, 970, 1525, 2225, 2425, 3050, 4450, 4850, 5429, 5917, 8633, 10858, 11834, 17266, 27145, 29585, 43165, 54290, 59170, 86330, 135725, 147925, 215825, 271450, 295850, 431650, 526613, 1053226, 2633065, 5266130, 13165325, 26330650]

約数ペア:

[(1, 26330650), (2, 13165325), (5, 5266130), (10, 2633065), (25, 1053226), (50, 526613), (61, 431650), (89, 295850), (97, 271450), (122, 215825), (178, 147925), (194, 135725), (305, 86330), (445, 59170), (485, 54290), (610, 43165), (890, 29585), (970, 27145), (1525, 17266), (2225, 11834), (2425, 10858), (3050, 8633), (4450, 5917), (4850, 5429)]