25309900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 72495360

約数和(自身を除く): 47185460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 44, 50, 55, 70, 76, 77, 95, 100, 110, 133, 140, 154, 173, 175, 190, 209, 220, 266, 275, 308, 346, 350, 380, 385, 418, 475, 532, 550, 665, 692, 700, 770, 836, 865, 950, 1045, 1100, 1211, 1330, 1463, 1540, 1730, 1900, 1903, 1925, 2090, 2422, 2660, 2926, 3287, 3325, 3460, 3806, 3850, 4180, 4325, 4844, 5225, 5852, 6055, 6574, 6650, 7315, 7612, 7700, 8650, 9515, 10450, 12110, 13148, 13300, 13321, 14630, 16435, 17300, 19030, 20900, 23009, 24220, 26642, 29260, 30275, 32870, 36157, 36575, 38060, 46018, 47575, 53284, 60550, 65740, 66605, 72314, 73150, 82175, 92036, 95150, 115045, 121100, 133210, 144628, 146300, 164350, 180785, 190300, 230090, 253099, 266420, 328700, 333025, 361570, 460180, 506198, 575225, 666050, 723140, 903925, 1012396, 1150450, 1265495, 1332100, 1807850, 2300900, 2530990, 3615700, 5061980, 6327475, 12654950, 25309900]

約数ペア:

[(1, 25309900), (2, 12654950), (4, 6327475), (5, 5061980), (7, 3615700), (10, 2530990), (11, 2300900), (14, 1807850), (19, 1332100), (20, 1265495), (22, 1150450), (25, 1012396), (28, 903925), (35, 723140), (38, 666050), (44, 575225), (50, 506198), (55, 460180), (70, 361570), (76, 333025), (77, 328700), (95, 266420), (100, 253099), (110, 230090), (133, 190300), (140, 180785), (154, 164350), (173, 146300), (175, 144628), (190, 133210), (209, 121100), (220, 115045), (266, 95150), (275, 92036), (308, 82175), (346, 73150), (350, 72314), (380, 66605), (385, 65740), (418, 60550), (475, 53284), (532, 47575), (550, 46018), (665, 38060), (692, 36575), (700, 36157), (770, 32870), (836, 30275), (865, 29260), (950, 26642), (1045, 24220), (1100, 23009), (1211, 20900), (1330, 19030), (1463, 17300), (1540, 16435), (1730, 14630), (1900, 13321), (1903, 13300), (1925, 13148), (2090, 12110), (2422, 10450), (2660, 9515), (2926, 8650), (3287, 7700), (3325, 7612), (3460, 7315), (3806, 6650), (3850, 6574), (4180, 6055), (4325, 5852), (4844, 5225)]