65420656

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 150418944

約数和(自身を除く): 84998288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 103, 106, 107, 112, 206, 212, 214, 371, 412, 424, 428, 721, 742, 749, 824, 848, 856, 1442, 1484, 1498, 1648, 1712, 2884, 2968, 2996, 5459, 5671, 5768, 5936, 5992, 10918, 11021, 11342, 11536, 11984, 21836, 22042, 22684, 38213, 39697, 43672, 44084, 45368, 76426, 77147, 79394, 87344, 88168, 90736, 152852, 154294, 158788, 176336, 305704, 308588, 317576, 584113, 611408, 617176, 635152, 1168226, 1234352, 2336452, 4088791, 4672904, 8177582, 9345808, 16355164, 32710328, 65420656]

約数ペア:

[(1, 65420656), (2, 32710328), (4, 16355164), (7, 9345808), (8, 8177582), (14, 4672904), (16, 4088791), (28, 2336452), (53, 1234352), (56, 1168226), (103, 635152), (106, 617176), (107, 611408), (112, 584113), (206, 317576), (212, 308588), (214, 305704), (371, 176336), (412, 158788), (424, 154294), (428, 152852), (721, 90736), (742, 88168), (749, 87344), (824, 79394), (848, 77147), (856, 76426), (1442, 45368), (1484, 44084), (1498, 43672), (1648, 39697), (1712, 38213), (2884, 22684), (2968, 22042), (2996, 21836), (5459, 11984), (5671, 11536), (5768, 11342), (5936, 11021), (5992, 10918)]