28253216425

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1\times {\mathrm{1993}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 40767569280

約数和(自身を除く): 12514352855

約数列:

[1, 5, 7, 25, 35, 59, 175, 295, 413, 1373, 1475, 1993, 2065, 6865, 9611, 9965, 10325, 13951, 34325, 48055, 49825, 69755, 81007, 117587, 240275, 348775, 405035, 567049, 587935, 823109, 2025175, 2736389, 2835245, 2939675, 4115545, 13681945, 14176225, 19154723, 20577725, 68409725, 95773615, 161446951, 478868075, 807234755, 1130128657, 4036173775, 5650643285, 28253216425]

約数ペア:

[(1, 28253216425), (5, 5650643285), (7, 4036173775), (25, 1130128657), (35, 807234755), (59, 478868075), (175, 161446951), (295, 95773615), (413, 68409725), (1373, 20577725), (1475, 19154723), (1993, 14176225), (2065, 13681945), (6865, 4115545), (9611, 2939675), (9965, 2835245), (10325, 2736389), (13951, 2025175), (34325, 823109), (48055, 587935), (49825, 567049), (69755, 405035), (81007, 348775), (117587, 240275)]