25767805540

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1\times {\mathrm{21089}}^1$

素因数の和:21604

約数の個数: 48

約数和(自身を含む): 54564048000

約数和(自身を除く): 28796242460

約数列:

[1, 2, 4, 5, 10, 20, 199, 307, 398, 614, 796, 995, 1228, 1535, 1990, 3070, 3980, 6140, 21089, 42178, 61093, 84356, 105445, 122186, 210890, 244372, 305465, 421780, 610930, 1221860, 4196711, 6474323, 8393422, 12948646, 16786844, 20983555, 25897292, 32371615, 41967110, 64743230, 83934220, 129486460, 1288390277, 2576780554, 5153561108, 6441951385, 12883902770, 25767805540]

約数ペア:

[(1, 25767805540), (2, 12883902770), (4, 6441951385), (5, 5153561108), (10, 2576780554), (20, 1288390277), (199, 129486460), (307, 83934220), (398, 64743230), (614, 41967110), (796, 32371615), (995, 25897292), (1228, 20983555), (1535, 16786844), (1990, 12948646), (3070, 8393422), (3980, 6474323), (6140, 4196711), (21089, 1221860), (42178, 610930), (61093, 421780), (84356, 305465), (105445, 244372), (122186, 210890)]