61656560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4787}}^1$

素因数の和:4830

約数の個数: 80

約数和(自身を含む): 170989056

約数和(自身を除く): 109332496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 4787, 6440, 9574, 12880, 19148, 23935, 33509, 38296, 47870, 67018, 76592, 95740, 110101, 134036, 167545, 191480, 220202, 268072, 335090, 382960, 440404, 536144, 550505, 670180, 770707, 880808, 1101010, 1340360, 1541414, 1761616, 2202020, 2680720, 3082828, 3853535, 4404040, 6165656, 7707070, 8808080, 12331312, 15414140, 30828280, 61656560]

約数ペア:

[(1, 61656560), (2, 30828280), (4, 15414140), (5, 12331312), (7, 8808080), (8, 7707070), (10, 6165656), (14, 4404040), (16, 3853535), (20, 3082828), (23, 2680720), (28, 2202020), (35, 1761616), (40, 1541414), (46, 1340360), (56, 1101010), (70, 880808), (80, 770707), (92, 670180), (112, 550505), (115, 536144), (140, 440404), (161, 382960), (184, 335090), (230, 268072), (280, 220202), (322, 191480), (368, 167545), (460, 134036), (560, 110101), (644, 95740), (805, 76592), (920, 67018), (1288, 47870), (1610, 38296), (1840, 33509), (2576, 23935), (3220, 19148), (4787, 12880), (6440, 9574)]