25654160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 69376512

約数和(自身を除く): 43722352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 751, 854, 976, 1220, 1502, 1708, 2135, 2440, 3004, 3416, 3755, 4270, 4880, 5257, 6008, 6832, 7510, 8540, 10514, 12016, 15020, 17080, 21028, 26285, 30040, 34160, 42056, 45811, 52570, 60080, 84112, 91622, 105140, 183244, 210280, 229055, 320677, 366488, 420560, 458110, 641354, 732976, 916220, 1282708, 1603385, 1832440, 2565416, 3206770, 3664880, 5130832, 6413540, 12827080, 25654160]

約数ペア:

[(1, 25654160), (2, 12827080), (4, 6413540), (5, 5130832), (7, 3664880), (8, 3206770), (10, 2565416), (14, 1832440), (16, 1603385), (20, 1282708), (28, 916220), (35, 732976), (40, 641354), (56, 458110), (61, 420560), (70, 366488), (80, 320677), (112, 229055), (122, 210280), (140, 183244), (244, 105140), (280, 91622), (305, 84112), (427, 60080), (488, 52570), (560, 45811), (610, 42056), (751, 34160), (854, 30040), (976, 26285), (1220, 21028), (1502, 17080), (1708, 15020), (2135, 12016), (2440, 10514), (3004, 8540), (3416, 7510), (3755, 6832), (4270, 6008), (4880, 5257)]