64054550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1145

約数の個数: 48

約数和(自身を含む): 137000160

約数和(自身を除く): 72945610

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 350, 394, 929, 985, 1379, 1858, 1970, 2758, 4645, 4925, 6503, 6895, 9290, 9850, 13006, 13790, 23225, 32515, 34475, 46450, 65030, 68950, 162575, 183013, 325150, 366026, 915065, 1281091, 1830130, 2562182, 4575325, 6405455, 9150650, 12810910, 32027275, 64054550]

約数ペア:

[(1, 64054550), (2, 32027275), (5, 12810910), (7, 9150650), (10, 6405455), (14, 4575325), (25, 2562182), (35, 1830130), (50, 1281091), (70, 915065), (175, 366026), (197, 325150), (350, 183013), (394, 162575), (929, 68950), (985, 65030), (1379, 46450), (1858, 34475), (1970, 32515), (2758, 23225), (4645, 13790), (4925, 13006), (6503, 9850), (6895, 9290)]