25256280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 87713280

約数和(自身を除く): 62457000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 281, 321, 420, 428, 535, 562, 642, 749, 840, 843, 856, 1070, 1124, 1284, 1405, 1498, 1605, 1686, 1967, 2140, 2247, 2248, 2568, 2810, 2996, 3210, 3372, 3745, 3934, 4215, 4280, 4494, 5620, 5901, 5992, 6420, 6744, 7490, 7868, 8430, 8988, 9835, 11235, 11240, 11802, 12840, 14980, 15736, 16860, 17976, 19670, 22470, 23604, 29505, 29960, 30067, 33720, 39340, 44940, 47208, 59010, 60134, 78680, 89880, 90201, 118020, 120268, 150335, 180402, 210469, 236040, 240536, 300670, 360804, 420938, 451005, 601340, 631407, 721608, 841876, 902010, 1052345, 1202680, 1262814, 1683752, 1804020, 2104690, 2525628, 3157035, 3608040, 4209380, 5051256, 6314070, 8418760, 12628140, 25256280]

約数ペア:

[(1, 25256280), (2, 12628140), (3, 8418760), (4, 6314070), (5, 5051256), (6, 4209380), (7, 3608040), (8, 3157035), (10, 2525628), (12, 2104690), (14, 1804020), (15, 1683752), (20, 1262814), (21, 1202680), (24, 1052345), (28, 902010), (30, 841876), (35, 721608), (40, 631407), (42, 601340), (56, 451005), (60, 420938), (70, 360804), (84, 300670), (105, 240536), (107, 236040), (120, 210469), (140, 180402), (168, 150335), (210, 120268), (214, 118020), (280, 90201), (281, 89880), (321, 78680), (420, 60134), (428, 59010), (535, 47208), (562, 44940), (642, 39340), (749, 33720), (840, 30067), (843, 29960), (856, 29505), (1070, 23604), (1124, 22470), (1284, 19670), (1405, 17976), (1498, 16860), (1605, 15736), (1686, 14980), (1967, 12840), (2140, 11802), (2247, 11240), (2248, 11235), (2568, 9835), (2810, 8988), (2996, 8430), (3210, 7868), (3372, 7490), (3745, 6744), (3934, 6420), (4215, 5992), (4280, 5901), (4494, 5620)]