80254650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 236636640

約数和(自身を除く): 156381990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 61, 70, 75, 98, 105, 122, 147, 150, 175, 179, 183, 210, 245, 294, 305, 350, 358, 366, 427, 490, 525, 537, 610, 735, 854, 895, 915, 1050, 1074, 1225, 1253, 1281, 1470, 1525, 1790, 1830, 2135, 2450, 2506, 2562, 2685, 2989, 3050, 3675, 3759, 4270, 4475, 4575, 5370, 5978, 6265, 6405, 7350, 7518, 8771, 8950, 8967, 9150, 10675, 10919, 12530, 12810, 13425, 14945, 17542, 17934, 18795, 21350, 21838, 26313, 26850, 29890, 31325, 32025, 32757, 37590, 43855, 44835, 52626, 54595, 62650, 64050, 65514, 74725, 76433, 87710, 89670, 93975, 109190, 131565, 149450, 152866, 163785, 187950, 219275, 224175, 229299, 263130, 272975, 327570, 382165, 438550, 448350, 458598, 535031, 545950, 657825, 764330, 818925, 1070062, 1146495, 1315650, 1605093, 1637850, 1910825, 2292990, 2675155, 3210186, 3821650, 5350310, 5732475, 8025465, 11464950, 13375775, 16050930, 26751550, 40127325, 80254650]

約数ペア:

[(1, 80254650), (2, 40127325), (3, 26751550), (5, 16050930), (6, 13375775), (7, 11464950), (10, 8025465), (14, 5732475), (15, 5350310), (21, 3821650), (25, 3210186), (30, 2675155), (35, 2292990), (42, 1910825), (49, 1637850), (50, 1605093), (61, 1315650), (70, 1146495), (75, 1070062), (98, 818925), (105, 764330), (122, 657825), (147, 545950), (150, 535031), (175, 458598), (179, 448350), (183, 438550), (210, 382165), (245, 327570), (294, 272975), (305, 263130), (350, 229299), (358, 224175), (366, 219275), (427, 187950), (490, 163785), (525, 152866), (537, 149450), (610, 131565), (735, 109190), (854, 93975), (895, 89670), (915, 87710), (1050, 76433), (1074, 74725), (1225, 65514), (1253, 64050), (1281, 62650), (1470, 54595), (1525, 52626), (1790, 44835), (1830, 43855), (2135, 37590), (2450, 32757), (2506, 32025), (2562, 31325), (2685, 29890), (2989, 26850), (3050, 26313), (3675, 21838), (3759, 21350), (4270, 18795), (4475, 17934), (4575, 17542), (5370, 14945), (5978, 13425), (6265, 12810), (6405, 12530), (7350, 10919), (7518, 10675), (8771, 9150), (8950, 8967)]