66880688

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3709}}^1$

素因数の和:3754

約数の個数: 60

約数和(自身を含む): 157333680

約数和(自身を除く): 90452992

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1127, 1288, 2254, 2576, 3709, 4508, 7418, 9016, 14836, 18032, 25963, 29672, 51926, 59344, 85307, 103852, 170614, 181741, 207704, 341228, 363482, 415408, 597149, 682456, 726964, 1194298, 1364912, 1453928, 2388596, 2907856, 4180043, 4777192, 8360086, 9554384, 16720172, 33440344, 66880688]

約数ペア:

[(1, 66880688), (2, 33440344), (4, 16720172), (7, 9554384), (8, 8360086), (14, 4777192), (16, 4180043), (23, 2907856), (28, 2388596), (46, 1453928), (49, 1364912), (56, 1194298), (92, 726964), (98, 682456), (112, 597149), (161, 415408), (184, 363482), (196, 341228), (322, 207704), (368, 181741), (392, 170614), (644, 103852), (784, 85307), (1127, 59344), (1288, 51926), (2254, 29672), (2576, 25963), (3709, 18032), (4508, 14836), (7418, 9016)]